Home / 113,895,875.76-170,906,008.32-48,306,811.20

Finding the Fourth Proportional to 113,895,875.76, 170,906,008.32 and 48,306,811.20

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Solution

The fourth proportional to 113,895,875.76, 170,906,008.32 and 48,306,811.20 is: 72,486,595.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,895,875.76 : 170,906,008.32 = 48,306,811.20 : x
  2. Step 2: Convert to fraction form
    113,895,875.76/170,906,008.32 = 48,306,811.20/x
  3. Step 3: Cross multiply
    113,895,875.76x = 170,906,008.32 × 48,306,811.20
  4. Step 4: Simplify right side
    113,895,875.76x = 8,255,924,276,859,869
  5. Step 5: Solve for x
    x = 8,255,924,276,859,869/113,895,875.76
  6. Step 6: Final answer
    x = 72,486,595.51

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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.