Home / 135,462.30-186,937.77-75,032.92

Finding the Fourth Proportional to 135,462.30, 186,937.77 and 75,032.92

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Solution

The fourth proportional to 135,462.30, 186,937.77 and 75,032.92 is: 103,545.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,462.30 : 186,937.77 = 75,032.92 : x
  2. Step 2: Convert to fraction form
    135,462.30/186,937.77 = 75,032.92/x
  3. Step 3: Cross multiply
    135,462.30x = 186,937.77 × 75,032.92
  4. Step 4: Simplify right side
    135,462.30x = 14,026,486,741.39
  5. Step 5: Solve for x
    x = 14,026,486,741.39/135,462.30
  6. Step 6: Final answer
    x = 103,545.32

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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.