Home / 212,290.02-318,325.28-62,510.90

Finding the Fourth Proportional to 212,290.02, 318,325.28 and 62,510.90

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Solution

The fourth proportional to 212,290.02, 318,325.28 and 62,510.90 is: 93,734.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,290.02 : 318,325.28 = 62,510.90 : x
  2. Step 2: Convert to fraction form
    212,290.02/318,325.28 = 62,510.90/x
  3. Step 3: Cross multiply
    212,290.02x = 318,325.28 × 62,510.90
  4. Step 4: Simplify right side
    212,290.02x = 19,898,797,841.37
  5. Step 5: Solve for x
    x = 19,898,797,841.37/212,290.02
  6. Step 6: Final answer
    x = 93,734.02

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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.