Home / 113,071.12-156,040.96-62,088.88

Finding the Fourth Proportional to 113,071.12, 156,040.96 and 62,088.88

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Solution

The fourth proportional to 113,071.12, 156,040.96 and 62,088.88 is: 85,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,071.12 : 156,040.96 = 62,088.88 : x
  2. Step 2: Convert to fraction form
    113,071.12/156,040.96 = 62,088.88/x
  3. Step 3: Cross multiply
    113,071.12x = 156,040.96 × 62,088.88
  4. Step 4: Simplify right side
    113,071.12x = 9,688,408,440.52
  5. Step 5: Solve for x
    x = 9,688,408,440.52/113,071.12
  6. Step 6: Final answer
    x = 85,684.20

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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.