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Finding the Fourth Proportional to 97,309.76, 134,287.40 and 52,597.76

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Solution

The fourth proportional to 97,309.76, 134,287.40 and 52,597.76 is: 72,584.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,309.76 : 134,287.40 = 52,597.76 : x
  2. Step 2: Convert to fraction form
    97,309.76/134,287.40 = 52,597.76/x
  3. Step 3: Cross multiply
    97,309.76x = 134,287.40 × 52,597.76
  4. Step 4: Simplify right side
    97,309.76x = 7,063,216,436.22
  5. Step 5: Solve for x
    x = 7,063,216,436.22/97,309.76
  6. Step 6: Final answer
    x = 72,584.87

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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.