Home / 89,562.12-134,047.89-49,519.53

Finding the Fourth Proportional to 89,562.12, 134,047.89 and 49,519.53

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Solution

The fourth proportional to 89,562.12, 134,047.89 and 49,519.53 is: 74,116.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,562.12 : 134,047.89 = 49,519.53 : x
  2. Step 2: Convert to fraction form
    89,562.12/134,047.89 = 49,519.53/x
  3. Step 3: Cross multiply
    89,562.12x = 134,047.89 × 49,519.53
  4. Step 4: Simplify right side
    89,562.12x = 6,637,988,510.29
  5. Step 5: Solve for x
    x = 6,637,988,510.29/89,562.12
  6. Step 6: Final answer
    x = 74,116.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.