Home / 90,356.42-124,693.01-50,070.97

Finding the Fourth Proportional to 90,356.42, 124,693.01 and 50,070.97

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Solution

The fourth proportional to 90,356.42, 124,693.01 and 50,070.97 is: 69,098.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,356.42 : 124,693.01 = 50,070.97 : x
  2. Step 2: Convert to fraction form
    90,356.42/124,693.01 = 50,070.97/x
  3. Step 3: Cross multiply
    90,356.42x = 124,693.01 × 50,070.97
  4. Step 4: Simplify right side
    90,356.42x = 6,243,499,962.92
  5. Step 5: Solve for x
    x = 6,243,499,962.92/90,356.42
  6. Step 6: Final answer
    x = 69,098.58

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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.