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Finding the Fourth Proportional to 64,211.04, 88,630.24 and 37,365.68

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Solution

The fourth proportional to 64,211.04, 88,630.24 and 37,365.68 is: 51,575.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,211.04 : 88,630.24 = 37,365.68 : x
  2. Step 2: Convert to fraction form
    64,211.04/88,630.24 = 37,365.68/x
  3. Step 3: Cross multiply
    64,211.04x = 88,630.24 × 37,365.68
  4. Step 4: Simplify right side
    64,211.04x = 3,311,729,186.16
  5. Step 5: Solve for x
    x = 3,311,729,186.16/64,211.04
  6. Step 6: Final answer
    x = 51,575.70

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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.