Home / 127,055.41-175,332.03-70,472.05

Finding the Fourth Proportional to 127,055.41, 175,332.03 and 70,472.05

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Solution

The fourth proportional to 127,055.41, 175,332.03 and 70,472.05 is: 97,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,055.41 : 175,332.03 = 70,472.05 : x
  2. Step 2: Convert to fraction form
    127,055.41/175,332.03 = 70,472.05/x
  3. Step 3: Cross multiply
    127,055.41x = 175,332.03 × 70,472.05
  4. Step 4: Simplify right side
    127,055.41x = 12,356,007,584.76
  5. Step 5: Solve for x
    x = 12,356,007,584.76/127,055.41
  6. Step 6: Final answer
    x = 97,248.97

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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.