Home / 90,068.14-124,294.52-49,232.32

Finding the Fourth Proportional to 90,068.14, 124,294.52 and 49,232.32

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Solution

The fourth proportional to 90,068.14, 124,294.52 and 49,232.32 is: 67,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,068.14 : 124,294.52 = 49,232.32 : x
  2. Step 2: Convert to fraction form
    90,068.14/124,294.52 = 49,232.32/x
  3. Step 3: Cross multiply
    90,068.14x = 124,294.52 × 49,232.32
  4. Step 4: Simplify right side
    90,068.14x = 6,119,307,769.02
  5. Step 5: Solve for x
    x = 6,119,307,769.02/90,068.14
  6. Step 6: Final answer
    x = 67,940.87

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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.