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Finding the Fourth Proportional to 178,307.01, 246,069.72 and 97,734.51

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Solution

The fourth proportional to 178,307.01, 246,069.72 and 97,734.51 is: 134,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,307.01 : 246,069.72 = 97,734.51 : x
  2. Step 2: Convert to fraction form
    178,307.01/246,069.72 = 97,734.51/x
  3. Step 3: Cross multiply
    178,307.01x = 246,069.72 × 97,734.51
  4. Step 4: Simplify right side
    178,307.01x = 24,049,503,510.04
  5. Step 5: Solve for x
    x = 24,049,503,510.04/178,307.01
  6. Step 6: Final answer
    x = 134,876.94

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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.