Home / 212,062.08-318,094.48-62,301.76

Finding the Fourth Proportional to 212,062.08, 318,094.48 and 62,301.76

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Solution

The fourth proportional to 212,062.08, 318,094.48 and 62,301.76 is: 93,453.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,062.08 : 318,094.48 = 62,301.76 : x
  2. Step 2: Convert to fraction form
    212,062.08/318,094.48 = 62,301.76/x
  3. Step 3: Cross multiply
    212,062.08x = 318,094.48 × 62,301.76
  4. Step 4: Simplify right side
    212,062.08x = 19,817,845,950.28
  5. Step 5: Solve for x
    x = 19,817,845,950.28/212,062.08
  6. Step 6: Final answer
    x = 93,453.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.