Home / 84,888.72-127,346.27-25,710.30

Finding the Fourth Proportional to 84,888.72, 127,346.27 and 25,710.30

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Solution

The fourth proportional to 84,888.72, 127,346.27 and 25,710.30 is: 38,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,888.72 : 127,346.27 = 25,710.30 : x
  2. Step 2: Convert to fraction form
    84,888.72/127,346.27 = 25,710.30/x
  3. Step 3: Cross multiply
    84,888.72x = 127,346.27 × 25,710.30
  4. Step 4: Simplify right side
    84,888.72x = 3,274,110,677.03
  5. Step 5: Solve for x
    x = 3,274,110,677.03/84,888.72
  6. Step 6: Final answer
    x = 38,569.44

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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.