Home / 148,823.87-223,247.25-42,206.00

Finding the Fourth Proportional to 148,823.87, 223,247.25 and 42,206.00

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Solution

The fourth proportional to 148,823.87, 223,247.25 and 42,206.00 is: 63,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,823.87 : 223,247.25 = 42,206.00 : x
  2. Step 2: Convert to fraction form
    148,823.87/223,247.25 = 42,206.00/x
  3. Step 3: Cross multiply
    148,823.87x = 223,247.25 × 42,206.00
  4. Step 4: Simplify right side
    148,823.87x = 9,422,372,317.26
  5. Step 5: Solve for x
    x = 9,422,372,317.26/148,823.87
  6. Step 6: Final answer
    x = 63,312.24

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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.