Home / 127,007.36-175,270.20-70,417.52

Finding the Fourth Proportional to 127,007.36, 175,270.20 and 70,417.52

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Solution

The fourth proportional to 127,007.36, 175,270.20 and 70,417.52 is: 97,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,007.36 : 175,270.20 = 70,417.52 : x
  2. Step 2: Convert to fraction form
    127,007.36/175,270.20 = 70,417.52/x
  3. Step 3: Cross multiply
    127,007.36x = 175,270.20 × 70,417.52
  4. Step 4: Simplify right side
    127,007.36x = 12,342,092,813.90
  5. Step 5: Solve for x
    x = 12,342,092,813.90/127,007.36
  6. Step 6: Final answer
    x = 97,176.20

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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.