Home / 240,045.08-360,293.61-121,801.28

Finding the Fourth Proportional to 240,045.08, 360,293.61 and 121,801.28

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Solution

The fourth proportional to 240,045.08, 360,293.61 and 121,801.28 is: 182,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,045.08 : 360,293.61 = 121,801.28 : x
  2. Step 2: Convert to fraction form
    240,045.08/360,293.61 = 121,801.28/x
  3. Step 3: Cross multiply
    240,045.08x = 360,293.61 × 121,801.28
  4. Step 4: Simplify right side
    240,045.08x = 43,884,222,873.82
  5. Step 5: Solve for x
    x = 43,884,222,873.82/240,045.08
  6. Step 6: Final answer
    x = 182,816.59

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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.