Home / 97,177.76-145,809-34,043.24

Finding the Fourth Proportional to 97,177.76, 145,809 and 34,043.24

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Solution

The fourth proportional to 97,177.76, 145,809 and 34,043.24 is: 51,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,177.76 : 145,809 = 34,043.24 : x
  2. Step 2: Convert to fraction form
    97,177.76/145,809 = 34,043.24/x
  3. Step 3: Cross multiply
    97,177.76x = 145,809 × 34,043.24
  4. Step 4: Simplify right side
    97,177.76x = 4,963,810,781.16
  5. Step 5: Solve for x
    x = 4,963,810,781.16/97,177.76
  6. Step 6: Final answer
    x = 51,079.70

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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.