Home / 292,268.25-403,330.19-158,132.25

Finding the Fourth Proportional to 292,268.25, 403,330.19 and 158,132.25

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Solution

The fourth proportional to 292,268.25, 403,330.19 and 158,132.25 is: 218,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,268.25 : 403,330.19 = 158,132.25 : x
  2. Step 2: Convert to fraction form
    292,268.25/403,330.19 = 158,132.25/x
  3. Step 3: Cross multiply
    292,268.25x = 403,330.19 × 158,132.25
  4. Step 4: Simplify right side
    292,268.25x = 63,779,509,646.97
  5. Step 5: Solve for x
    x = 63,779,509,646.97/292,268.25
  6. Step 6: Final answer
    x = 218,222.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.