Home / 173,479.46-260,010.95-89,279.35

Finding the Fourth Proportional to 173,479.46, 260,010.95 and 89,279.35

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Solution

The fourth proportional to 173,479.46, 260,010.95 and 89,279.35 is: 133,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,479.46 : 260,010.95 = 89,279.35 : x
  2. Step 2: Convert to fraction form
    173,479.46/260,010.95 = 89,279.35/x
  3. Step 3: Cross multiply
    173,479.46x = 260,010.95 × 89,279.35
  4. Step 4: Simplify right side
    173,479.46x = 23,213,607,512.46
  5. Step 5: Solve for x
    x = 23,213,607,512.46/173,479.46
  6. Step 6: Final answer
    x = 133,811.85

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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.