Home / 88,516.63-122,151.40-48,230.72

Finding the Fourth Proportional to 88,516.63, 122,151.40 and 48,230.72

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Solution

The fourth proportional to 88,516.63, 122,151.40 and 48,230.72 is: 66,557.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,516.63 : 122,151.40 = 48,230.72 : x
  2. Step 2: Convert to fraction form
    88,516.63/122,151.40 = 48,230.72/x
  3. Step 3: Cross multiply
    88,516.63x = 122,151.40 × 48,230.72
  4. Step 4: Simplify right side
    88,516.63x = 5,891,449,971.01
  5. Step 5: Solve for x
    x = 5,891,449,971.01/88,516.63
  6. Step 6: Final answer
    x = 66,557.55

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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.