Home / 145,112.60-217,377.30-97,873.40

Finding the Fourth Proportional to 145,112.60, 217,377.30 and 97,873.40

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Solution

The fourth proportional to 145,112.60, 217,377.30 and 97,873.40 is: 146,613.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,112.60 : 217,377.30 = 97,873.40 : x
  2. Step 2: Convert to fraction form
    145,112.60/217,377.30 = 97,873.40/x
  3. Step 3: Cross multiply
    145,112.60x = 217,377.30 × 97,873.40
  4. Step 4: Simplify right side
    145,112.60x = 21,275,455,433.82
  5. Step 5: Solve for x
    x = 21,275,455,433.82/145,112.60
  6. Step 6: Final answer
    x = 146,613.43

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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.