Home / 117,157.06-175,699.26-42,267.47

Finding the Fourth Proportional to 117,157.06, 175,699.26 and 42,267.47

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Solution

The fourth proportional to 117,157.06, 175,699.26 and 42,267.47 is: 63,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,157.06 : 175,699.26 = 42,267.47 : x
  2. Step 2: Convert to fraction form
    117,157.06/175,699.26 = 42,267.47/x
  3. Step 3: Cross multiply
    117,157.06x = 175,699.26 × 42,267.47
  4. Step 4: Simplify right side
    117,157.06x = 7,426,363,489.20
  5. Step 5: Solve for x
    x = 7,426,363,489.20/117,157.06
  6. Step 6: Final answer
    x = 63,388.10

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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.