Home / 102,228.20-153,342.30-97,767.40

Finding the Fourth Proportional to 102,228.20, 153,342.30 and 97,767.40

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Solution

The fourth proportional to 102,228.20, 153,342.30 and 97,767.40 is: 146,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,228.20 : 153,342.30 = 97,767.40 : x
  2. Step 2: Convert to fraction form
    102,228.20/153,342.30 = 97,767.40/x
  3. Step 3: Cross multiply
    102,228.20x = 153,342.30 × 97,767.40
  4. Step 4: Simplify right side
    102,228.20x = 14,991,877,981.02
  5. Step 5: Solve for x
    x = 14,991,877,981.02/102,228.20
  6. Step 6: Final answer
    x = 146,651.10

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