Home / 148,283.04-204,647.76-84,630

Finding the Fourth Proportional to 148,283.04, 204,647.76 and 84,630

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Solution

The fourth proportional to 148,283.04, 204,647.76 and 84,630 is: 116,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,283.04 : 204,647.76 = 84,630 : x
  2. Step 2: Convert to fraction form
    148,283.04/204,647.76 = 84,630/x
  3. Step 3: Cross multiply
    148,283.04x = 204,647.76 × 84,630
  4. Step 4: Simplify right side
    148,283.04x = 17,319,339,928.80
  5. Step 5: Solve for x
    x = 17,319,339,928.80/148,283.04
  6. Step 6: Final answer
    x = 116,799.20

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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.