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Finding the Fourth Proportional to 207,293.22, 286,061.28 and 116,649.13

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Solution

The fourth proportional to 207,293.22, 286,061.28 and 116,649.13 is: 160,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,293.22 : 286,061.28 = 116,649.13 : x
  2. Step 2: Convert to fraction form
    207,293.22/286,061.28 = 116,649.13/x
  3. Step 3: Cross multiply
    207,293.22x = 286,061.28 × 116,649.13
  4. Step 4: Simplify right side
    207,293.22x = 33,368,798,008.38
  5. Step 5: Solve for x
    x = 33,368,798,008.38/207,293.22
  6. Step 6: Final answer
    x = 160,973.90

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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.