Home / 130,873.39-196,268.49-42,106.24

Finding the Fourth Proportional to 130,873.39, 196,268.49 and 42,106.24

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Solution

The fourth proportional to 130,873.39, 196,268.49 and 42,106.24 is: 63,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,873.39 : 196,268.49 = 42,106.24 : x
  2. Step 2: Convert to fraction form
    130,873.39/196,268.49 = 42,106.24/x
  3. Step 3: Cross multiply
    130,873.39x = 196,268.49 × 42,106.24
  4. Step 4: Simplify right side
    130,873.39x = 8,264,128,144.38
  5. Step 5: Solve for x
    x = 8,264,128,144.38/130,873.39
  6. Step 6: Final answer
    x = 63,145.98

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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.