Home / 58,169.18-87,254.15-31,859.57

Finding the Fourth Proportional to 58,169.18, 87,254.15 and 31,859.57

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Solution

The fourth proportional to 58,169.18, 87,254.15 and 31,859.57 is: 47,789.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,169.18 : 87,254.15 = 31,859.57 : x
  2. Step 2: Convert to fraction form
    58,169.18/87,254.15 = 31,859.57/x
  3. Step 3: Cross multiply
    58,169.18x = 87,254.15 × 31,859.57
  4. Step 4: Simplify right side
    58,169.18x = 2,779,879,758.55
  5. Step 5: Solve for x
    x = 2,779,879,758.55/58,169.18
  6. Step 6: Final answer
    x = 47,789.56

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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.