Home / 112,859.24-169,366.76-38,987.24

Finding the Fourth Proportional to 112,859.24, 169,366.76 and 38,987.24

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Solution

The fourth proportional to 112,859.24, 169,366.76 and 38,987.24 is: 58,507.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,859.24 : 169,366.76 = 38,987.24 : x
  2. Step 2: Convert to fraction form
    112,859.24/169,366.76 = 38,987.24/x
  3. Step 3: Cross multiply
    112,859.24x = 169,366.76 × 38,987.24
  4. Step 4: Simplify right side
    112,859.24x = 6,603,142,520.14
  5. Step 5: Solve for x
    x = 6,603,142,520.14/112,859.24
  6. Step 6: Final answer
    x = 58,507.77

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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.