Home / 240,048.11-360,298.13-121,804.31

Finding the Fourth Proportional to 240,048.11, 360,298.13 and 121,804.31

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Solution

The fourth proportional to 240,048.11, 360,298.13 and 121,804.31 is: 182,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,048.11 : 360,298.13 = 121,804.31 : x
  2. Step 2: Convert to fraction form
    240,048.11/360,298.13 = 121,804.31/x
  3. Step 3: Cross multiply
    240,048.11x = 360,298.13 × 121,804.31
  4. Step 4: Simplify right side
    240,048.11x = 43,885,862,708.43
  5. Step 5: Solve for x
    x = 43,885,862,708.43/240,048.11
  6. Step 6: Final answer
    x = 182,821.12

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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.