Home / 97,613.04-134,772.12-61,834.80

Finding the Fourth Proportional to 97,613.04, 134,772.12 and 61,834.80

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Solution

The fourth proportional to 97,613.04, 134,772.12 and 61,834.80 is: 85,373.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,613.04 : 134,772.12 = 61,834.80 : x
  2. Step 2: Convert to fraction form
    97,613.04/134,772.12 = 61,834.80/x
  3. Step 3: Cross multiply
    97,613.04x = 134,772.12 × 61,834.80
  4. Step 4: Simplify right side
    97,613.04x = 8,333,607,085.78
  5. Step 5: Solve for x
    x = 8,333,607,085.78/97,613.04
  6. Step 6: Final answer
    x = 85,373.91

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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.