Home / 145,001.60-217,502.40-50,231.60

Finding the Fourth Proportional to 145,001.60, 217,502.40 and 50,231.60

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Solution

The fourth proportional to 145,001.60, 217,502.40 and 50,231.60 is: 75,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,001.60 : 217,502.40 = 50,231.60 : x
  2. Step 2: Convert to fraction form
    145,001.60/217,502.40 = 50,231.60/x
  3. Step 3: Cross multiply
    145,001.60x = 217,502.40 × 50,231.60
  4. Step 4: Simplify right side
    145,001.60x = 10,925,493,555.84
  5. Step 5: Solve for x
    x = 10,925,493,555.84/145,001.60
  6. Step 6: Final answer
    x = 75,347.40

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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.