Home / 105,397.38-145,444.75-60,089.95

Finding the Fourth Proportional to 105,397.38, 145,444.75 and 60,089.95

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Solution

The fourth proportional to 105,397.38, 145,444.75 and 60,089.95 is: 82,922.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,397.38 : 145,444.75 = 60,089.95 : x
  2. Step 2: Convert to fraction form
    105,397.38/145,444.75 = 60,089.95/x
  3. Step 3: Cross multiply
    105,397.38x = 145,444.75 × 60,089.95
  4. Step 4: Simplify right side
    105,397.38x = 8,739,767,755.26
  5. Step 5: Solve for x
    x = 8,739,767,755.26/105,397.38
  6. Step 6: Final answer
    x = 82,922.06

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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.