Home / 104,459.68-144,154.66-56,713.24

Finding the Fourth Proportional to 104,459.68, 144,154.66 and 56,713.24

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Solution

The fourth proportional to 104,459.68, 144,154.66 and 56,713.24 is: 78,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,459.68 : 144,154.66 = 56,713.24 : x
  2. Step 2: Convert to fraction form
    104,459.68/144,154.66 = 56,713.24/x
  3. Step 3: Cross multiply
    104,459.68x = 144,154.66 × 56,713.24
  4. Step 4: Simplify right side
    104,459.68x = 8,175,477,829.70
  5. Step 5: Solve for x
    x = 8,175,477,829.70/104,459.68
  6. Step 6: Final answer
    x = 78,264.43

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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.