Home / 147,143.33-220,713.81-97,445.84

Finding the Fourth Proportional to 147,143.33, 220,713.81 and 97,445.84

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Solution

The fourth proportional to 147,143.33, 220,713.81 and 97,445.84 is: 146,167.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,143.33 : 220,713.81 = 97,445.84 : x
  2. Step 2: Convert to fraction form
    147,143.33/220,713.81 = 97,445.84/x
  3. Step 3: Cross multiply
    147,143.33x = 220,713.81 × 97,445.84
  4. Step 4: Simplify right side
    147,143.33x = 21,507,641,694.19
  5. Step 5: Solve for x
    x = 21,507,641,694.19/147,143.33
  6. Step 6: Final answer
    x = 146,167.96

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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.