Home / 148,694.16-205,129.50-94,952.28

Finding the Fourth Proportional to 148,694.16, 205,129.50 and 94,952.28

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Solution

The fourth proportional to 148,694.16, 205,129.50 and 94,952.28 is: 130,990.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,694.16 : 205,129.50 = 94,952.28 : x
  2. Step 2: Convert to fraction form
    148,694.16/205,129.50 = 94,952.28/x
  3. Step 3: Cross multiply
    148,694.16x = 205,129.50 × 94,952.28
  4. Step 4: Simplify right side
    148,694.16x = 19,477,513,720.26
  5. Step 5: Solve for x
    x = 19,477,513,720.26/148,694.16
  6. Step 6: Final answer
    x = 130,990.44

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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.