Home / 212,948.10-293,877.05-117,460.85

Finding the Fourth Proportional to 212,948.10, 293,877.05 and 117,460.85

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Solution

The fourth proportional to 212,948.10, 293,877.05 and 117,460.85 is: 162,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,948.10 : 293,877.05 = 117,460.85 : x
  2. Step 2: Convert to fraction form
    212,948.10/293,877.05 = 117,460.85/x
  3. Step 3: Cross multiply
    212,948.10x = 293,877.05 × 117,460.85
  4. Step 4: Simplify right side
    212,948.10x = 34,519,046,031.80
  5. Step 5: Solve for x
    x = 34,519,046,031.80/212,948.10
  6. Step 6: Final answer
    x = 162,100.75

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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.