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Finding the Fourth Proportional to 160,095.71, 240,143.58 and 60,278.31

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Solution

The fourth proportional to 160,095.71, 240,143.58 and 60,278.31 is: 90,417.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,095.71 : 240,143.58 = 60,278.31 : x
  2. Step 2: Convert to fraction form
    160,095.71/240,143.58 = 60,278.31/x
  3. Step 3: Cross multiply
    160,095.71x = 240,143.58 × 60,278.31
  4. Step 4: Simplify right side
    160,095.71x = 14,475,449,159.75
  5. Step 5: Solve for x
    x = 14,475,449,159.75/160,095.71
  6. Step 6: Final answer
    x = 90,417.47

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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.