Home / 113,566.86-156,657.24-71,051.58

Finding the Fourth Proportional to 113,566.86, 156,657.24 and 71,051.58

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Solution

The fourth proportional to 113,566.86, 156,657.24 and 71,051.58 is: 98,010.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,566.86 : 156,657.24 = 71,051.58 : x
  2. Step 2: Convert to fraction form
    113,566.86/156,657.24 = 71,051.58/x
  3. Step 3: Cross multiply
    113,566.86x = 156,657.24 × 71,051.58
  4. Step 4: Simplify right side
    113,566.86x = 11,130,744,420.44
  5. Step 5: Solve for x
    x = 11,130,744,420.44/113,566.86
  6. Step 6: Final answer
    x = 98,010.50

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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.