Home / 104,577.53-144,316.29-56,830.87

Finding the Fourth Proportional to 104,577.53, 144,316.29 and 56,830.87

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Solution

The fourth proportional to 104,577.53, 144,316.29 and 56,830.87 is: 78,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,577.53 : 144,316.29 = 56,830.87 : x
  2. Step 2: Convert to fraction form
    104,577.53/144,316.29 = 56,830.87/x
  3. Step 3: Cross multiply
    104,577.53x = 144,316.29 × 56,830.87
  4. Step 4: Simplify right side
    104,577.53x = 8,201,620,315.87
  5. Step 5: Solve for x
    x = 8,201,620,315.87/104,577.53
  6. Step 6: Final answer
    x = 78,426.22

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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.