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Finding the Fourth Proportional to 230,895.40, 346,343.10 and 97,871.80

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Solution

The fourth proportional to 230,895.40, 346,343.10 and 97,871.80 is: 146,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,895.40 : 346,343.10 = 97,871.80 : x
  2. Step 2: Convert to fraction form
    230,895.40/346,343.10 = 97,871.80/x
  3. Step 3: Cross multiply
    230,895.40x = 346,343.10 × 97,871.80
  4. Step 4: Simplify right side
    230,895.40x = 33,897,222,614.58
  5. Step 5: Solve for x
    x = 33,897,222,614.58/230,895.40
  6. Step 6: Final answer
    x = 146,807.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.