Home / 149,112.86-223,709.28-64,891.16

Finding the Fourth Proportional to 149,112.86, 223,709.28 and 64,891.16

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Solution

The fourth proportional to 149,112.86, 223,709.28 and 64,891.16 is: 97,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,112.86 : 223,709.28 = 64,891.16 : x
  2. Step 2: Convert to fraction form
    149,112.86/223,709.28 = 64,891.16/x
  3. Step 3: Cross multiply
    149,112.86x = 223,709.28 × 64,891.16
  4. Step 4: Simplify right side
    149,112.86x = 14,516,754,681.96
  5. Step 5: Solve for x
    x = 14,516,754,681.96/149,112.86
  6. Step 6: Final answer
    x = 97,354.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.