Home / 104,522.15-144,240.46-56,775.17

Finding the Fourth Proportional to 104,522.15, 144,240.46 and 56,775.17

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Solution

The fourth proportional to 104,522.15, 144,240.46 and 56,775.17 is: 78,349.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,522.15 : 144,240.46 = 56,775.17 : x
  2. Step 2: Convert to fraction form
    104,522.15/144,240.46 = 56,775.17/x
  3. Step 3: Cross multiply
    104,522.15x = 144,240.46 × 56,775.17
  4. Step 4: Simplify right side
    104,522.15x = 8,189,276,637.38
  5. Step 5: Solve for x
    x = 8,189,276,637.38/104,522.15
  6. Step 6: Final answer
    x = 78,349.68

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1.5x scale

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.