Home / 252,259.20-348,117.12-139,083.84

Finding the Fourth Proportional to 252,259.20, 348,117.12 and 139,083.84

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Solution

The fourth proportional to 252,259.20, 348,117.12 and 139,083.84 is: 191,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,259.20 : 348,117.12 = 139,083.84 : x
  2. Step 2: Convert to fraction form
    252,259.20/348,117.12 = 139,083.84/x
  3. Step 3: Cross multiply
    252,259.20x = 348,117.12 × 139,083.84
  4. Step 4: Simplify right side
    252,259.20x = 48,417,465,819.34
  5. Step 5: Solve for x
    x = 48,417,465,819.34/252,259.20
  6. Step 6: Final answer
    x = 191,935.38

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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.