Home / 94,113.48-129,872.52-51,672.72

Finding the Fourth Proportional to 94,113.48, 129,872.52 and 51,672.72

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Solution

The fourth proportional to 94,113.48, 129,872.52 and 51,672.72 is: 71,306.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,113.48 : 129,872.52 = 51,672.72 : x
  2. Step 2: Convert to fraction form
    94,113.48/129,872.52 = 51,672.72/x
  3. Step 3: Cross multiply
    94,113.48x = 129,872.52 × 51,672.72
  4. Step 4: Simplify right side
    94,113.48x = 6,710,866,361.65
  5. Step 5: Solve for x
    x = 6,710,866,361.65/94,113.48
  6. Step 6: Final answer
    x = 71,306.11

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1.5x scale

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.