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Finding the Fourth Proportional to 160,482.60, 221,411.48 and 92,497.41

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Solution

The fourth proportional to 160,482.60, 221,411.48 and 92,497.41 is: 127,615.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,482.60 : 221,411.48 = 92,497.41 : x
  2. Step 2: Convert to fraction form
    160,482.60/221,411.48 = 92,497.41/x
  3. Step 3: Cross multiply
    160,482.60x = 221,411.48 × 92,497.41
  4. Step 4: Simplify right side
    160,482.60x = 20,479,987,981.78
  5. Step 5: Solve for x
    x = 20,479,987,981.78/160,482.60
  6. Step 6: Final answer
    x = 127,615.01

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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.