Home / 127,073.41-175,363.63-69,715.69

Finding the Fourth Proportional to 127,073.41, 175,363.63 and 69,715.69

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Solution

The fourth proportional to 127,073.41, 175,363.63 and 69,715.69 is: 96,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,073.41 : 175,363.63 = 69,715.69 : x
  2. Step 2: Convert to fraction form
    127,073.41/175,363.63 = 69,715.69/x
  3. Step 3: Cross multiply
    127,073.41x = 175,363.63 × 69,715.69
  4. Step 4: Simplify right side
    127,073.41x = 12,225,596,245.81
  5. Step 5: Solve for x
    x = 12,225,596,245.81/127,073.41
  6. Step 6: Final answer
    x = 96,208.93

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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.