Home / 240,541.60-360,844.80-82,818.40

Finding the Fourth Proportional to 240,541.60, 360,844.80 and 82,818.40

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Solution

The fourth proportional to 240,541.60, 360,844.80 and 82,818.40 is: 124,238.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,541.60 : 360,844.80 = 82,818.40 : x
  2. Step 2: Convert to fraction form
    240,541.60/360,844.80 = 82,818.40/x
  3. Step 3: Cross multiply
    240,541.60x = 360,844.80 × 82,818.40
  4. Step 4: Simplify right side
    240,541.60x = 29,884,588,984.32
  5. Step 5: Solve for x
    x = 29,884,588,984.32/240,541.60
  6. Step 6: Final answer
    x = 124,238.76

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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.