Home / 148,810.12-223,223.61-47,617.07

Finding the Fourth Proportional to 148,810.12, 223,223.61 and 47,617.07

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Solution

The fourth proportional to 148,810.12, 223,223.61 and 47,617.07 is: 71,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,810.12 : 223,223.61 = 47,617.07 : x
  2. Step 2: Convert to fraction form
    148,810.12/223,223.61 = 47,617.07/x
  3. Step 3: Cross multiply
    148,810.12x = 223,223.61 × 47,617.07
  4. Step 4: Simplify right side
    148,810.12x = 10,629,254,263.02
  5. Step 5: Solve for x
    x = 10,629,254,263.02/148,810.12
  6. Step 6: Final answer
    x = 71,428.30

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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.