Home / 240,047.15-360,296.71-121,803.35

Finding the Fourth Proportional to 240,047.15, 360,296.71 and 121,803.35

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Solution

The fourth proportional to 240,047.15, 360,296.71 and 121,803.35 is: 182,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,047.15 : 360,296.71 = 121,803.35 : x
  2. Step 2: Convert to fraction form
    240,047.15/360,296.71 = 121,803.35/x
  3. Step 3: Cross multiply
    240,047.15x = 360,296.71 × 121,803.35
  4. Step 4: Simplify right side
    240,047.15x = 43,885,344,165.99
  5. Step 5: Solve for x
    x = 43,885,344,165.99/240,047.15
  6. Step 6: Final answer
    x = 182,819.69

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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.