Home / 88,004.66-121,446.27-49,242.51

Finding the Fourth Proportional to 88,004.66, 121,446.27 and 49,242.51

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Solution

The fourth proportional to 88,004.66, 121,446.27 and 49,242.51 is: 67,954.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,004.66 : 121,446.27 = 49,242.51 : x
  2. Step 2: Convert to fraction form
    88,004.66/121,446.27 = 49,242.51/x
  3. Step 3: Cross multiply
    88,004.66x = 121,446.27 × 49,242.51
  4. Step 4: Simplify right side
    88,004.66x = 5,980,319,164.94
  5. Step 5: Solve for x
    x = 5,980,319,164.94/88,004.66
  6. Step 6: Final answer
    x = 67,954.58

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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.