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Finding the Fourth Proportional to 124,004.76, 185,979.12 and 35,256.32

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Solution

The fourth proportional to 124,004.76, 185,979.12 and 35,256.32 is: 52,876.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,004.76 : 185,979.12 = 35,256.32 : x
  2. Step 2: Convert to fraction form
    124,004.76/185,979.12 = 35,256.32/x
  3. Step 3: Cross multiply
    124,004.76x = 185,979.12 × 35,256.32
  4. Step 4: Simplify right side
    124,004.76x = 6,556,939,368.04
  5. Step 5: Solve for x
    x = 6,556,939,368.04/124,004.76
  6. Step 6: Final answer
    x = 52,876.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.