Home / 90,079.29-124,312.93-59,812.43

Finding the Fourth Proportional to 90,079.29, 124,312.93 and 59,812.43

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Solution

The fourth proportional to 90,079.29, 124,312.93 and 59,812.43 is: 82,543.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,079.29 : 124,312.93 = 59,812.43 : x
  2. Step 2: Convert to fraction form
    90,079.29/124,312.93 = 59,812.43/x
  3. Step 3: Cross multiply
    90,079.29x = 124,312.93 × 59,812.43
  4. Step 4: Simplify right side
    90,079.29x = 7,435,457,652.62
  5. Step 5: Solve for x
    x = 7,435,457,652.62/90,079.29
  6. Step 6: Final answer
    x = 82,543.48

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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.