Home / 84,746.24-127,152.80-32,169.68

Finding the Fourth Proportional to 84,746.24, 127,152.80 and 32,169.68

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Solution

The fourth proportional to 84,746.24, 127,152.80 and 32,169.68 is: 48,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,746.24 : 127,152.80 = 32,169.68 : x
  2. Step 2: Convert to fraction form
    84,746.24/127,152.80 = 32,169.68/x
  3. Step 3: Cross multiply
    84,746.24x = 127,152.80 × 32,169.68
  4. Step 4: Simplify right side
    84,746.24x = 4,090,464,887.10
  5. Step 5: Solve for x
    x = 4,090,464,887.10/84,746.24
  6. Step 6: Final answer
    x = 48,267.21

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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.