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Finding the Fourth Proportional to 240,160.58, 360,248.16 and 82,386.76

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Solution

The fourth proportional to 240,160.58, 360,248.16 and 82,386.76 is: 123,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,160.58 : 360,248.16 = 82,386.76 : x
  2. Step 2: Convert to fraction form
    240,160.58/360,248.16 = 82,386.76/x
  3. Step 3: Cross multiply
    240,160.58x = 360,248.16 × 82,386.76
  4. Step 4: Simplify right side
    240,160.58x = 29,679,678,698.36
  5. Step 5: Solve for x
    x = 29,679,678,698.36/240,160.58
  6. Step 6: Final answer
    x = 123,582.64

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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.