Home / 178,428.81-246,209.28-97,835.13

Finding the Fourth Proportional to 178,428.81, 246,209.28 and 97,835.13

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Solution

The fourth proportional to 178,428.81, 246,209.28 and 97,835.13 is: 135,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,428.81 : 246,209.28 = 97,835.13 : x
  2. Step 2: Convert to fraction form
    178,428.81/246,209.28 = 97,835.13/x
  3. Step 3: Cross multiply
    178,428.81x = 246,209.28 × 97,835.13
  4. Step 4: Simplify right side
    178,428.81x = 24,087,916,916.01
  5. Step 5: Solve for x
    x = 24,087,916,916.01/178,428.81
  6. Step 6: Final answer
    x = 135,000.15

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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.