Home / 112,594.28-155,564.58-88,901.48

Finding the Fourth Proportional to 112,594.28, 155,564.58 and 88,901.48

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Solution

The fourth proportional to 112,594.28, 155,564.58 and 88,901.48 is: 122,829.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,594.28 : 155,564.58 = 88,901.48 : x
  2. Step 2: Convert to fraction form
    112,594.28/155,564.58 = 88,901.48/x
  3. Step 3: Cross multiply
    112,594.28x = 155,564.58 × 88,901.48
  4. Step 4: Simplify right side
    112,594.28x = 13,829,921,397.58
  5. Step 5: Solve for x
    x = 13,829,921,397.58/112,594.28
  6. Step 6: Final answer
    x = 122,829.70

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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.