Home / 127,746.08-176,295.04-71,157.44

Finding the Fourth Proportional to 127,746.08, 176,295.04 and 71,157.44

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Solution

The fourth proportional to 127,746.08, 176,295.04 and 71,157.44 is: 98,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,746.08 : 176,295.04 = 71,157.44 : x
  2. Step 2: Convert to fraction form
    127,746.08/176,295.04 = 71,157.44/x
  3. Step 3: Cross multiply
    127,746.08x = 176,295.04 × 71,157.44
  4. Step 4: Simplify right side
    127,746.08x = 12,544,703,731.10
  5. Step 5: Solve for x
    x = 12,544,703,731.10/127,746.08
  6. Step 6: Final answer
    x = 98,200.30

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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.