Home / 97,065.28-133,949.66-54,624.52

Finding the Fourth Proportional to 97,065.28, 133,949.66 and 54,624.52

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Solution

The fourth proportional to 97,065.28, 133,949.66 and 54,624.52 is: 75,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,065.28 : 133,949.66 = 54,624.52 : x
  2. Step 2: Convert to fraction form
    97,065.28/133,949.66 = 54,624.52/x
  3. Step 3: Cross multiply
    97,065.28x = 133,949.66 × 54,624.52
  4. Step 4: Simplify right side
    97,065.28x = 7,316,935,881.66
  5. Step 5: Solve for x
    x = 7,316,935,881.66/97,065.28
  6. Step 6: Final answer
    x = 75,381.60

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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.