Home / 88,787.34-133,246.53-42,040.14

Finding the Fourth Proportional to 88,787.34, 133,246.53 and 42,040.14

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Solution

The fourth proportional to 88,787.34, 133,246.53 and 42,040.14 is: 63,091.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,787.34 : 133,246.53 = 42,040.14 : x
  2. Step 2: Convert to fraction form
    88,787.34/133,246.53 = 42,040.14/x
  3. Step 3: Cross multiply
    88,787.34x = 133,246.53 × 42,040.14
  4. Step 4: Simplify right side
    88,787.34x = 5,601,702,775.71
  5. Step 5: Solve for x
    x = 5,601,702,775.71/88,787.34
  6. Step 6: Final answer
    x = 63,091.23

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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.