Home / 134,531.21-201,658.34-59,686.61

Finding the Fourth Proportional to 134,531.21, 201,658.34 and 59,686.61

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Solution

The fourth proportional to 134,531.21, 201,658.34 and 59,686.61 is: 89,468.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,531.21 : 201,658.34 = 59,686.61 : x
  2. Step 2: Convert to fraction form
    134,531.21/201,658.34 = 59,686.61/x
  3. Step 3: Cross multiply
    134,531.21x = 201,658.34 × 59,686.61
  4. Step 4: Simplify right side
    134,531.21x = 12,036,301,833.75
  5. Step 5: Solve for x
    x = 12,036,301,833.75/134,531.21
  6. Step 6: Final answer
    x = 89,468.47

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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.