Home / 129,475.81-194,148.06-59,294.98

Finding the Fourth Proportional to 129,475.81, 194,148.06 and 59,294.98

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Solution

The fourth proportional to 129,475.81, 194,148.06 and 59,294.98 is: 88,912.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,475.81 : 194,148.06 = 59,294.98 : x
  2. Step 2: Convert to fraction form
    129,475.81/194,148.06 = 59,294.98/x
  3. Step 3: Cross multiply
    129,475.81x = 194,148.06 × 59,294.98
  4. Step 4: Simplify right side
    129,475.81x = 11,512,005,334.74
  5. Step 5: Solve for x
    x = 11,512,005,334.74/129,475.81
  6. Step 6: Final answer
    x = 88,912.40

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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.