Home / 97,125.12-145,713.60-34,801.92

Finding the Fourth Proportional to 97,125.12, 145,713.60 and 34,801.92

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Solution

The fourth proportional to 97,125.12, 145,713.60 and 34,801.92 is: 52,212.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,125.12 : 145,713.60 = 34,801.92 : x
  2. Step 2: Convert to fraction form
    97,125.12/145,713.60 = 34,801.92/x
  3. Step 3: Cross multiply
    97,125.12x = 145,713.60 × 34,801.92
  4. Step 4: Simplify right side
    97,125.12x = 5,071,113,050.11
  5. Step 5: Solve for x
    x = 5,071,113,050.11/97,125.12
  6. Step 6: Final answer
    x = 52,212.17

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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.