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Finding the Fourth Proportional to 240,656.40, 332,001.54 and 145,110.01

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Solution

The fourth proportional to 240,656.40, 332,001.54 and 145,110.01 is: 200,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,656.40 : 332,001.54 = 145,110.01 : x
  2. Step 2: Convert to fraction form
    240,656.40/332,001.54 = 145,110.01/x
  3. Step 3: Cross multiply
    240,656.40x = 332,001.54 × 145,110.01
  4. Step 4: Simplify right side
    240,656.40x = 48,176,746,789.42
  5. Step 5: Solve for x
    x = 48,176,746,789.42/240,656.40
  6. Step 6: Final answer
    x = 200,188.93

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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.