Home / 178,012.68-245,657.86-97,445.35

Finding the Fourth Proportional to 178,012.68, 245,657.86 and 97,445.35

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Solution

The fourth proportional to 178,012.68, 245,657.86 and 97,445.35 is: 134,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,012.68 : 245,657.86 = 97,445.35 : x
  2. Step 2: Convert to fraction form
    178,012.68/245,657.86 = 97,445.35/x
  3. Step 3: Cross multiply
    178,012.68x = 245,657.86 × 97,445.35
  4. Step 4: Simplify right side
    178,012.68x = 23,938,214,919.66
  5. Step 5: Solve for x
    x = 23,938,214,919.66/178,012.68
  6. Step 6: Final answer
    x = 134,474.78

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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.