Home / 212,549.18-293,315.92-117,053.82

Finding the Fourth Proportional to 212,549.18, 293,315.92 and 117,053.82

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Solution

The fourth proportional to 212,549.18, 293,315.92 and 117,053.82 is: 161,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,549.18 : 293,315.92 = 117,053.82 : x
  2. Step 2: Convert to fraction form
    212,549.18/293,315.92 = 117,053.82/x
  3. Step 3: Cross multiply
    212,549.18x = 293,315.92 × 117,053.82
  4. Step 4: Simplify right side
    212,549.18x = 34,333,748,610.18
  5. Step 5: Solve for x
    x = 34,333,748,610.18/212,549.18
  6. Step 6: Final answer
    x = 161,533.20

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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.