Home / 240,162.12-360,242.72-225,547.50

Finding the Fourth Proportional to 240,162.12, 360,242.72 and 225,547.50

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Solution

The fourth proportional to 240,162.12, 360,242.72 and 225,547.50 is: 338,320.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,162.12 : 360,242.72 = 225,547.50 : x
  2. Step 2: Convert to fraction form
    240,162.12/360,242.72 = 225,547.50/x
  3. Step 3: Cross multiply
    240,162.12x = 360,242.72 × 225,547.50
  4. Step 4: Simplify right side
    240,162.12x = 81,251,843,761.46
  5. Step 5: Solve for x
    x = 81,251,843,761.46/240,162.12
  6. Step 6: Final answer
    x = 338,320.81

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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.