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Finding the Fourth Proportional to 292,862.16, 404,147.07 and 163,799.06

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Solution

The fourth proportional to 292,862.16, 404,147.07 and 163,799.06 is: 226,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,862.16 : 404,147.07 = 163,799.06 : x
  2. Step 2: Convert to fraction form
    292,862.16/404,147.07 = 163,799.06/x
  3. Step 3: Cross multiply
    292,862.16x = 404,147.07 × 163,799.06
  4. Step 4: Simplify right side
    292,862.16x = 66,198,908,147.02
  5. Step 5: Solve for x
    x = 66,198,908,147.02/292,862.16
  6. Step 6: Final answer
    x = 226,041.18

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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.