Home / 149,041.30-223,485.15-55,498.90

Finding the Fourth Proportional to 149,041.30, 223,485.15 and 55,498.90

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Solution

The fourth proportional to 149,041.30, 223,485.15 and 55,498.90 is: 83,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,041.30 : 223,485.15 = 55,498.90 : x
  2. Step 2: Convert to fraction form
    149,041.30/223,485.15 = 55,498.90/x
  3. Step 3: Cross multiply
    149,041.30x = 223,485.15 × 55,498.90
  4. Step 4: Simplify right side
    149,041.30x = 12,403,179,991.34
  5. Step 5: Solve for x
    x = 12,403,179,991.34/149,041.30
  6. Step 6: Final answer
    x = 83,219.75

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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.