Home / 252,555.80-348,535.14-143,657.35

Finding the Fourth Proportional to 252,555.80, 348,535.14 and 143,657.35

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Solution

The fourth proportional to 252,555.80, 348,535.14 and 143,657.35 is: 198,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,555.80 : 348,535.14 = 143,657.35 : x
  2. Step 2: Convert to fraction form
    252,555.80/348,535.14 = 143,657.35/x
  3. Step 3: Cross multiply
    252,555.80x = 348,535.14 × 143,657.35
  4. Step 4: Simplify right side
    252,555.80x = 50,069,632,851.60
  5. Step 5: Solve for x
    x = 50,069,632,851.60/252,555.80
  6. Step 6: Final answer
    x = 198,251.76

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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.