Home / 212,227.77-318,307.05-62,433.04

Finding the Fourth Proportional to 212,227.77, 318,307.05 and 62,433.04

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Solution

The fourth proportional to 212,227.77, 318,307.05 and 62,433.04 is: 93,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,227.77 : 318,307.05 = 62,433.04 : x
  2. Step 2: Convert to fraction form
    212,227.77/318,307.05 = 62,433.04/x
  3. Step 3: Cross multiply
    212,227.77x = 318,307.05 × 62,433.04
  4. Step 4: Simplify right side
    212,227.77x = 19,872,875,989.16
  5. Step 5: Solve for x
    x = 19,872,875,989.16/212,227.77
  6. Step 6: Final answer
    x = 93,639.38

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1.5x scale

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.