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Finding the Fourth Proportional to 160,582.61, 221,597.70 and 88,963.76

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Solution

The fourth proportional to 160,582.61, 221,597.70 and 88,963.76 is: 122,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,582.61 : 221,597.70 = 88,963.76 : x
  2. Step 2: Convert to fraction form
    160,582.61/221,597.70 = 88,963.76/x
  3. Step 3: Cross multiply
    160,582.61x = 221,597.70 × 88,963.76
  4. Step 4: Simplify right side
    160,582.61x = 19,714,164,599.35
  5. Step 5: Solve for x
    x = 19,714,164,599.35/160,582.61
  6. Step 6: Final answer
    x = 122,766.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.