Home / 88,152.32-121,633.08-52,353.56

Finding the Fourth Proportional to 88,152.32, 121,633.08 and 52,353.56

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Solution

The fourth proportional to 88,152.32, 121,633.08 and 52,353.56 is: 72,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,152.32 : 121,633.08 = 52,353.56 : x
  2. Step 2: Convert to fraction form
    88,152.32/121,633.08 = 52,353.56/x
  3. Step 3: Cross multiply
    88,152.32x = 121,633.08 × 52,353.56
  4. Step 4: Simplify right side
    88,152.32x = 6,367,924,143.60
  5. Step 5: Solve for x
    x = 6,367,924,143.60/88,152.32
  6. Step 6: Final answer
    x = 72,237.74

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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.