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Finding the Fourth Proportional to 188,592.34, 260,380.29 and 117,077.44

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Solution

The fourth proportional to 188,592.34, 260,380.29 and 117,077.44 is: 161,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,592.34 : 260,380.29 = 117,077.44 : x
  2. Step 2: Convert to fraction form
    188,592.34/260,380.29 = 117,077.44/x
  3. Step 3: Cross multiply
    188,592.34x = 260,380.29 × 117,077.44
  4. Step 4: Simplify right side
    188,592.34x = 30,484,657,779.66
  5. Step 5: Solve for x
    x = 30,484,657,779.66/188,592.34
  6. Step 6: Final answer
    x = 161,643.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.