Home / 149,032.40-223,548.60-55,518.80

Finding the Fourth Proportional to 149,032.40, 223,548.60 and 55,518.80

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Solution

The fourth proportional to 149,032.40, 223,548.60 and 55,518.80 is: 83,278.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,032.40 : 223,548.60 = 55,518.80 : x
  2. Step 2: Convert to fraction form
    149,032.40/223,548.60 = 55,518.80/x
  3. Step 3: Cross multiply
    149,032.40x = 223,548.60 × 55,518.80
  4. Step 4: Simplify right side
    149,032.40x = 12,411,150,013.68
  5. Step 5: Solve for x
    x = 12,411,150,013.68/149,032.40
  6. Step 6: Final answer
    x = 83,278.20

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1.5x scale

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.