Home / 84,756.24-127,084.92-25,574.16

Finding the Fourth Proportional to 84,756.24, 127,084.92 and 25,574.16

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Solution

The fourth proportional to 84,756.24, 127,084.92 and 25,574.16 is: 38,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,756.24 : 127,084.92 = 25,574.16 : x
  2. Step 2: Convert to fraction form
    84,756.24/127,084.92 = 25,574.16/x
  3. Step 3: Cross multiply
    84,756.24x = 127,084.92 × 25,574.16
  4. Step 4: Simplify right side
    84,756.24x = 3,250,090,077.67
  5. Step 5: Solve for x
    x = 3,250,090,077.67/84,756.24
  6. Step 6: Final answer
    x = 38,346.32

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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.