Home / 177,621.13-245,109.81-97,051.42

Finding the Fourth Proportional to 177,621.13, 245,109.81 and 97,051.42

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Solution

The fourth proportional to 177,621.13, 245,109.81 and 97,051.42 is: 133,926.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,621.13 : 245,109.81 = 97,051.42 : x
  2. Step 2: Convert to fraction form
    177,621.13/245,109.81 = 97,051.42/x
  3. Step 3: Cross multiply
    177,621.13x = 245,109.81 × 97,051.42
  4. Step 4: Simplify right side
    177,621.13x = 23,788,255,116.43
  5. Step 5: Solve for x
    x = 23,788,255,116.43/177,621.13
  6. Step 6: Final answer
    x = 133,926.94

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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.