Home / 88,443.20-132,664.80-58,918.70

Finding the Fourth Proportional to 88,443.20, 132,664.80 and 58,918.70

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Solution

The fourth proportional to 88,443.20, 132,664.80 and 58,918.70 is: 88,378.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,443.20 : 132,664.80 = 58,918.70 : x
  2. Step 2: Convert to fraction form
    88,443.20/132,664.80 = 58,918.70/x
  3. Step 3: Cross multiply
    88,443.20x = 132,664.80 × 58,918.70
  4. Step 4: Simplify right side
    88,443.20x = 7,816,437,551.76
  5. Step 5: Solve for x
    x = 7,816,437,551.76/88,443.20
  6. Step 6: Final answer
    x = 88,378.05

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1.5x scale

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.