Home / 56,125.00-84,143.05-28,029.59

Finding the Fourth Proportional to 56,125.00, 84,143.05 and 28,029.59

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Solution

The fourth proportional to 56,125.00, 84,143.05 and 28,029.59 is: 42,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,125.00 : 84,143.05 = 28,029.59 : x
  2. Step 2: Convert to fraction form
    56,125.00/84,143.05 = 28,029.59/x
  3. Step 3: Cross multiply
    56,125.00x = 84,143.05 × 28,029.59
  4. Step 4: Simplify right side
    56,125.00x = 2,358,495,648.57
  5. Step 5: Solve for x
    x = 2,358,495,648.57/56,125.00
  6. Step 6: Final answer
    x = 42,022.19

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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.