Home / 155,747.40-233,621.10-102,603.30

Finding the Fourth Proportional to 155,747.40, 233,621.10 and 102,603.30

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Solution

The fourth proportional to 155,747.40, 233,621.10 and 102,603.30 is: 153,904.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,747.40 : 233,621.10 = 102,603.30 : x
  2. Step 2: Convert to fraction form
    155,747.40/233,621.10 = 102,603.30/x
  3. Step 3: Cross multiply
    155,747.40x = 233,621.10 × 102,603.30
  4. Step 4: Simplify right side
    155,747.40x = 23,970,295,809.63
  5. Step 5: Solve for x
    x = 23,970,295,809.63/155,747.40
  6. Step 6: Final answer
    x = 153,904.95

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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.