Home / 89,962.04-134,660.10-61,716.93

Finding the Fourth Proportional to 89,962.04, 134,660.10 and 61,716.93

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Solution

The fourth proportional to 89,962.04, 134,660.10 and 61,716.93 is: 92,381.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,962.04 : 134,660.10 = 61,716.93 : x
  2. Step 2: Convert to fraction form
    89,962.04/134,660.10 = 61,716.93/x
  3. Step 3: Cross multiply
    89,962.04x = 134,660.10 × 61,716.93
  4. Step 4: Simplify right side
    89,962.04x = 8,310,807,965.49
  5. Step 5: Solve for x
    x = 8,310,807,965.49/89,962.04
  6. Step 6: Final answer
    x = 92,381.28

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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.