Home / 97,431.64-134,454.46-52,718.68

Finding the Fourth Proportional to 97,431.64, 134,454.46 and 52,718.68

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Solution

The fourth proportional to 97,431.64, 134,454.46 and 52,718.68 is: 72,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,431.64 : 134,454.46 = 52,718.68 : x
  2. Step 2: Convert to fraction form
    97,431.64/134,454.46 = 52,718.68/x
  3. Step 3: Cross multiply
    97,431.64x = 134,454.46 × 52,718.68
  4. Step 4: Simplify right side
    97,431.64x = 7,088,261,651.31
  5. Step 5: Solve for x
    x = 7,088,261,651.31/97,431.64
  6. Step 6: Final answer
    x = 72,751.13

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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.