Home / 117,036.64-175,449.54-42,104.10

Finding the Fourth Proportional to 117,036.64, 175,449.54 and 42,104.10

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Solution

The fourth proportional to 117,036.64, 175,449.54 and 42,104.10 is: 63,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,036.64 : 175,449.54 = 42,104.10 : x
  2. Step 2: Convert to fraction form
    117,036.64/175,449.54 = 42,104.10/x
  3. Step 3: Cross multiply
    117,036.64x = 175,449.54 × 42,104.10
  4. Step 4: Simplify right side
    117,036.64x = 7,387,144,977.11
  5. Step 5: Solve for x
    x = 7,387,144,977.11/117,036.64
  6. Step 6: Final answer
    x = 63,118.23

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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.