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Finding the Fourth Proportional to 160,066.95, 240,112.62 and 47,738.40

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Solution

The fourth proportional to 160,066.95, 240,112.62 and 47,738.40 is: 71,611.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,066.95 : 240,112.62 = 47,738.40 : x
  2. Step 2: Convert to fraction form
    160,066.95/240,112.62 = 47,738.40/x
  3. Step 3: Cross multiply
    160,066.95x = 240,112.62 × 47,738.40
  4. Step 4: Simplify right side
    160,066.95x = 11,462,592,298.61
  5. Step 5: Solve for x
    x = 11,462,592,298.61/160,066.95
  6. Step 6: Final answer
    x = 71,611.24

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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.