Home / 97,120.92-145,681.38-34,835.16

Finding the Fourth Proportional to 97,120.92, 145,681.38 and 34,835.16

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Solution

The fourth proportional to 97,120.92, 145,681.38 and 34,835.16 is: 52,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,120.92 : 145,681.38 = 34,835.16 : x
  2. Step 2: Convert to fraction form
    97,120.92/145,681.38 = 34,835.16/x
  3. Step 3: Cross multiply
    97,120.92x = 145,681.38 × 34,835.16
  4. Step 4: Simplify right side
    97,120.92x = 5,074,834,181.32
  5. Step 5: Solve for x
    x = 5,074,834,181.32/97,120.92
  6. Step 6: Final answer
    x = 52,252.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.