Home / 204,041.60-306,062.40-144,555.20

Finding the Fourth Proportional to 204,041.60, 306,062.40 and 144,555.20

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Solution

The fourth proportional to 204,041.60, 306,062.40 and 144,555.20 is: 216,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,041.60 : 306,062.40 = 144,555.20 : x
  2. Step 2: Convert to fraction form
    204,041.60/306,062.40 = 144,555.20/x
  3. Step 3: Cross multiply
    204,041.60x = 306,062.40 × 144,555.20
  4. Step 4: Simplify right side
    204,041.60x = 44,242,911,444.48
  5. Step 5: Solve for x
    x = 44,242,911,444.48/204,041.60
  6. Step 6: Final answer
    x = 216,832.80

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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.