Home / 88,432.50-122,036.67-48,145.92

Finding the Fourth Proportional to 88,432.50, 122,036.67 and 48,145.92

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Solution

The fourth proportional to 88,432.50, 122,036.67 and 48,145.92 is: 66,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432.50 : 122,036.67 = 48,145.92 : x
  2. Step 2: Convert to fraction form
    88,432.50/122,036.67 = 48,145.92/x
  3. Step 3: Cross multiply
    88,432.50x = 122,036.67 × 48,145.92
  4. Step 4: Simplify right side
    88,432.50x = 5,875,567,750.89
  5. Step 5: Solve for x
    x = 5,875,567,750.89/88,432.50
  6. Step 6: Final answer
    x = 66,441.27

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1.5x scale

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.