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Finding the Fourth Proportional to 178,482.34, 246,307.53 and 97,910.02

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Solution

The fourth proportional to 178,482.34, 246,307.53 and 97,910.02 is: 135,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,482.34 : 246,307.53 = 97,910.02 : x
  2. Step 2: Convert to fraction form
    178,482.34/246,307.53 = 97,910.02/x
  3. Step 3: Cross multiply
    178,482.34x = 246,307.53 × 97,910.02
  4. Step 4: Simplify right side
    178,482.34x = 24,115,975,188.45
  5. Step 5: Solve for x
    x = 24,115,975,188.45/178,482.34
  6. Step 6: Final answer
    x = 135,116.87

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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.