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Finding the Fourth Proportional to 160,001.60, 240,002.40 and 145,486.40

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Solution

The fourth proportional to 160,001.60, 240,002.40 and 145,486.40 is: 218,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,001.60 : 240,002.40 = 145,486.40 : x
  2. Step 2: Convert to fraction form
    160,001.60/240,002.40 = 145,486.40/x
  3. Step 3: Cross multiply
    160,001.60x = 240,002.40 × 145,486.40
  4. Step 4: Simplify right side
    160,001.60x = 34,917,085,167.36
  5. Step 5: Solve for x
    x = 34,917,085,167.36/160,001.60
  6. Step 6: Final answer
    x = 218,229.60

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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.