Home / 127,746.27-176,303.75-70,391.52

Finding the Fourth Proportional to 127,746.27, 176,303.75 and 70,391.52

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Solution

The fourth proportional to 127,746.27, 176,303.75 and 70,391.52 is: 97,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,746.27 : 176,303.75 = 70,391.52 : x
  2. Step 2: Convert to fraction form
    127,746.27/176,303.75 = 70,391.52/x
  3. Step 3: Cross multiply
    127,746.27x = 176,303.75 × 70,391.52
  4. Step 4: Simplify right side
    127,746.27x = 12,410,288,592.24
  5. Step 5: Solve for x
    x = 12,410,288,592.24/127,746.27
  6. Step 6: Final answer
    x = 97,147.95

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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.