Home / 64,070.01-88,327.67-55,211.85

Finding the Fourth Proportional to 64,070.01, 88,327.67 and 55,211.85

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Solution

The fourth proportional to 64,070.01, 88,327.67 and 55,211.85 is: 76,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,070.01 : 88,327.67 = 55,211.85 : x
  2. Step 2: Convert to fraction form
    64,070.01/88,327.67 = 55,211.85/x
  3. Step 3: Cross multiply
    64,070.01x = 88,327.67 × 55,211.85
  4. Step 4: Simplify right side
    64,070.01x = 4,876,733,790.83
  5. Step 5: Solve for x
    x = 4,876,733,790.83/64,070.01
  6. Step 6: Final answer
    x = 76,115.70

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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.