Home / 160,117.52-240,139.76-60,288.24

Finding the Fourth Proportional to 160,117.52, 240,139.76 and 60,288.24

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Solution

The fourth proportional to 160,117.52, 240,139.76 and 60,288.24 is: 90,418.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,117.52 : 240,139.76 = 60,288.24 : x
  2. Step 2: Convert to fraction form
    160,117.52/240,139.76 = 60,288.24/x
  3. Step 3: Cross multiply
    160,117.52x = 240,139.76 × 60,288.24
  4. Step 4: Simplify right side
    160,117.52x = 14,477,603,484.42
  5. Step 5: Solve for x
    x = 14,477,603,484.42/160,117.52
  6. Step 6: Final answer
    x = 90,418.61

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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.