Home / 121,253.30-167,329.58-70,295.57

Finding the Fourth Proportional to 121,253.30, 167,329.58 and 70,295.57

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Solution

The fourth proportional to 121,253.30, 167,329.58 and 70,295.57 is: 97,007.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,253.30 : 167,329.58 = 70,295.57 : x
  2. Step 2: Convert to fraction form
    121,253.30/167,329.58 = 70,295.57/x
  3. Step 3: Cross multiply
    121,253.30x = 167,329.58 × 70,295.57
  4. Step 4: Simplify right side
    121,253.30x = 11,762,527,015.83
  5. Step 5: Solve for x
    x = 11,762,527,015.83/121,253.30
  6. Step 6: Final answer
    x = 97,007.90

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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.