Home / 97,389.80-134,398.06-54,952.28

Finding the Fourth Proportional to 97,389.80, 134,398.06 and 54,952.28

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Solution

The fourth proportional to 97,389.80, 134,398.06 and 54,952.28 is: 75,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,389.80 : 134,398.06 = 54,952.28 : x
  2. Step 2: Convert to fraction form
    97,389.80/134,398.06 = 54,952.28/x
  3. Step 3: Cross multiply
    97,389.80x = 134,398.06 × 54,952.28
  4. Step 4: Simplify right side
    97,389.80x = 7,385,479,519.20
  5. Step 5: Solve for x
    x = 7,385,479,519.20/97,389.80
  6. Step 6: Final answer
    x = 75,834.22

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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.