Home / 211,603.47-292,001.19-116,102.66

Finding the Fourth Proportional to 211,603.47, 292,001.19 and 116,102.66

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Solution

The fourth proportional to 211,603.47, 292,001.19 and 116,102.66 is: 160,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,603.47 : 292,001.19 = 116,102.66 : x
  2. Step 2: Convert to fraction form
    211,603.47/292,001.19 = 116,102.66/x
  3. Step 3: Cross multiply
    211,603.47x = 292,001.19 × 116,102.66
  4. Step 4: Simplify right side
    211,603.47x = 33,902,113,422.16
  5. Step 5: Solve for x
    x = 33,902,113,422.16/211,603.47
  6. Step 6: Final answer
    x = 160,215.30

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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.