Home / 148,674.48-205,120.53-84,966.90

Finding the Fourth Proportional to 148,674.48, 205,120.53 and 84,966.90

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Solution

The fourth proportional to 148,674.48, 205,120.53 and 84,966.90 is: 117,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,674.48 : 205,120.53 = 84,966.90 : x
  2. Step 2: Convert to fraction form
    148,674.48/205,120.53 = 84,966.90/x
  3. Step 3: Cross multiply
    148,674.48x = 205,120.53 × 84,966.90
  4. Step 4: Simplify right side
    148,674.48x = 17,428,455,560.46
  5. Step 5: Solve for x
    x = 17,428,455,560.46/148,674.48
  6. Step 6: Final answer
    x = 117,225.60

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1.5x scale

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.