Home / 97,064.28-133,948.28-54,623.52

Finding the Fourth Proportional to 97,064.28, 133,948.28 and 54,623.52

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Solution

The fourth proportional to 97,064.28, 133,948.28 and 54,623.52 is: 75,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,064.28 : 133,948.28 = 54,623.52 : x
  2. Step 2: Convert to fraction form
    97,064.28/133,948.28 = 54,623.52/x
  3. Step 3: Cross multiply
    97,064.28x = 133,948.28 × 54,623.52
  4. Step 4: Simplify right side
    97,064.28x = 7,316,726,551.55
  5. Step 5: Solve for x
    x = 7,316,726,551.55/97,064.28
  6. Step 6: Final answer
    x = 75,380.22

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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.