Home / 97,817.42-146,726.13-53,419.95

Finding the Fourth Proportional to 97,817.42, 146,726.13 and 53,419.95

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Solution

The fourth proportional to 97,817.42, 146,726.13 and 53,419.95 is: 80,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,817.42 : 146,726.13 = 53,419.95 : x
  2. Step 2: Convert to fraction form
    97,817.42/146,726.13 = 53,419.95/x
  3. Step 3: Cross multiply
    97,817.42x = 146,726.13 × 53,419.95
  4. Step 4: Simplify right side
    97,817.42x = 7,838,102,528.29
  5. Step 5: Solve for x
    x = 7,838,102,528.29/97,817.42
  6. Step 6: Final answer
    x = 80,129.93

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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.