Home / 97,399.16-134,410.56-52,687.16

Finding the Fourth Proportional to 97,399.16, 134,410.56 and 52,687.16

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Solution

The fourth proportional to 97,399.16, 134,410.56 and 52,687.16 is: 72,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,399.16 : 134,410.56 = 52,687.16 : x
  2. Step 2: Convert to fraction form
    97,399.16/134,410.56 = 52,687.16/x
  3. Step 3: Cross multiply
    97,399.16x = 134,410.56 × 52,687.16
  4. Step 4: Simplify right side
    97,399.16x = 7,081,710,680.41
  5. Step 5: Solve for x
    x = 7,081,710,680.41/97,399.16
  6. Step 6: Final answer
    x = 72,708.13

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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.