Home / 156,904.53-216,521.07-88,917.52

Finding the Fourth Proportional to 156,904.53, 216,521.07 and 88,917.52

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Solution

The fourth proportional to 156,904.53, 216,521.07 and 88,917.52 is: 122,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,904.53 : 216,521.07 = 88,917.52 : x
  2. Step 2: Convert to fraction form
    156,904.53/216,521.07 = 88,917.52/x
  3. Step 3: Cross multiply
    156,904.53x = 216,521.07 × 88,917.52
  4. Step 4: Simplify right side
    156,904.53x = 19,252,516,572.15
  5. Step 5: Solve for x
    x = 19,252,516,572.15/156,904.53
  6. Step 6: Final answer
    x = 122,702.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.