Home / 252,045.04-347,821.88-138,867.76

Finding the Fourth Proportional to 252,045.04, 347,821.88 and 138,867.76

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Solution

The fourth proportional to 252,045.04, 347,821.88 and 138,867.76 is: 191,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,045.04 : 347,821.88 = 138,867.76 : x
  2. Step 2: Convert to fraction form
    252,045.04/347,821.88 = 138,867.76/x
  3. Step 3: Cross multiply
    252,045.04x = 347,821.88 × 138,867.76
  4. Step 4: Simplify right side
    252,045.04x = 48,301,245,354.59
  5. Step 5: Solve for x
    x = 48,301,245,354.59/252,045.04
  6. Step 6: Final answer
    x = 191,637.36

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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.