Home / 117,157.92-175,700.57-42,268.35

Finding the Fourth Proportional to 117,157.92, 175,700.57 and 42,268.35

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Solution

The fourth proportional to 117,157.92, 175,700.57 and 42,268.35 is: 63,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,157.92 : 175,700.57 = 42,268.35 : x
  2. Step 2: Convert to fraction form
    117,157.92/175,700.57 = 42,268.35/x
  3. Step 3: Cross multiply
    117,157.92x = 175,700.57 × 42,268.35
  4. Step 4: Simplify right side
    117,157.92x = 7,426,572,976.62
  5. Step 5: Solve for x
    x = 7,426,572,976.62/117,157.92
  6. Step 6: Final answer
    x = 63,389.42

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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.