Home / 212,834.79-319,283.17-63,055.67

Finding the Fourth Proportional to 212,834.79, 319,283.17 and 63,055.67

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Solution

The fourth proportional to 212,834.79, 319,283.17 and 63,055.67 is: 94,592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,834.79 : 319,283.17 = 63,055.67 : x
  2. Step 2: Convert to fraction form
    212,834.79/319,283.17 = 63,055.67/x
  3. Step 3: Cross multiply
    212,834.79x = 319,283.17 × 63,055.67
  4. Step 4: Simplify right side
    212,834.79x = 20,132,612,450.02
  5. Step 5: Solve for x
    x = 20,132,612,450.02/212,834.79
  6. Step 6: Final answer
    x = 94,592.68

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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.