Home / 240,053.85-360,306.69-121,810.05

Finding the Fourth Proportional to 240,053.85, 360,306.69 and 121,810.05

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Solution

The fourth proportional to 240,053.85, 360,306.69 and 121,810.05 is: 182,829.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,053.85 : 360,306.69 = 121,810.05 : x
  2. Step 2: Convert to fraction form
    240,053.85/360,306.69 = 121,810.05/x
  3. Step 3: Cross multiply
    240,053.85x = 360,306.69 × 121,810.05
  4. Step 4: Simplify right side
    240,053.85x = 43,888,975,924.23
  5. Step 5: Solve for x
    x = 43,888,975,924.23/240,053.85
  6. Step 6: Final answer
    x = 182,829.71

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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.