Home / 88,146.48-121,665.60-52,325.04

Finding the Fourth Proportional to 88,146.48, 121,665.60 and 52,325.04

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Solution

The fourth proportional to 88,146.48, 121,665.60 and 52,325.04 is: 72,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,146.48 : 121,665.60 = 52,325.04 : x
  2. Step 2: Convert to fraction form
    88,146.48/121,665.60 = 52,325.04/x
  3. Step 3: Cross multiply
    88,146.48x = 121,665.60 × 52,325.04
  4. Step 4: Simplify right side
    88,146.48x = 6,366,157,386.62
  5. Step 5: Solve for x
    x = 6,366,157,386.62/88,146.48
  6. Step 6: Final answer
    x = 72,222.48

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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.