Home / 292,218.02-403,256.92-163,158.48

Finding the Fourth Proportional to 292,218.02, 403,256.92 and 163,158.48

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Solution

The fourth proportional to 292,218.02, 403,256.92 and 163,158.48 is: 225,156.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,218.02 : 403,256.92 = 163,158.48 : x
  2. Step 2: Convert to fraction form
    292,218.02/403,256.92 = 163,158.48/x
  3. Step 3: Cross multiply
    292,218.02x = 403,256.92 × 163,158.48
  4. Step 4: Simplify right side
    292,218.02x = 65,794,786,116.68
  5. Step 5: Solve for x
    x = 65,794,786,116.68/292,218.02
  6. Step 6: Final answer
    x = 225,156.50

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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.