Home / 103,961,680.96-143,462,468.48-57,548,655.04

Finding the Fourth Proportional to 103,961,680.96, 143,462,468.48 and 57,548,655.04

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Solution

The fourth proportional to 103,961,680.96, 143,462,468.48 and 57,548,655.04 is: 79,414,569.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,961,680.96 : 143,462,468.48 = 57,548,655.04 : x
  2. Step 2: Convert to fraction form
    103,961,680.96/143,462,468.48 = 57,548,655.04/x
  3. Step 3: Cross multiply
    103,961,680.96x = 143,462,468.48 × 57,548,655.04
  4. Step 4: Simplify right side
    103,961,680.96x = 8,256,072,109,742,392
  5. Step 5: Solve for x
    x = 8,256,072,109,742,392/103,961,680.96
  6. Step 6: Final answer
    x = 79,414,569.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.