Home / 56,127.81-84,248.61-28,067.92

Finding the Fourth Proportional to 56,127.81, 84,248.61 and 28,067.92

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Solution

The fourth proportional to 56,127.81, 84,248.61 and 28,067.92 is: 42,130.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,127.81 : 84,248.61 = 28,067.92 : x
  2. Step 2: Convert to fraction form
    56,127.81/84,248.61 = 28,067.92/x
  3. Step 3: Cross multiply
    56,127.81x = 84,248.61 × 28,067.92
  4. Step 4: Simplify right side
    56,127.81x = 2,364,683,245.59
  5. Step 5: Solve for x
    x = 2,364,683,245.59/56,127.81
  6. Step 6: Final answer
    x = 42,130.33

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1.5x scale

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.