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Finding the Fourth Proportional to 177,897.72, 245,495.16 and 97,325.04

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Solution

The fourth proportional to 177,897.72, 245,495.16 and 97,325.04 is: 134,306.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,897.72 : 245,495.16 = 97,325.04 : x
  2. Step 2: Convert to fraction form
    177,897.72/245,495.16 = 97,325.04/x
  3. Step 3: Cross multiply
    177,897.72x = 245,495.16 × 97,325.04
  4. Step 4: Simplify right side
    177,897.72x = 23,892,826,266.81
  5. Step 5: Solve for x
    x = 23,892,826,266.81/177,897.72
  6. Step 6: Final answer
    x = 134,306.53

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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.