Home / 149,009.40-223,319.70-60,190.20

Finding the Fourth Proportional to 149,009.40, 223,319.70 and 60,190.20

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Solution

The fourth proportional to 149,009.40, 223,319.70 and 60,190.20 is: 90,206.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,009.40 : 223,319.70 = 60,190.20 : x
  2. Step 2: Convert to fraction form
    149,009.40/223,319.70 = 60,190.20/x
  3. Step 3: Cross multiply
    149,009.40x = 223,319.70 × 60,190.20
  4. Step 4: Simplify right side
    149,009.40x = 13,441,657,406.94
  5. Step 5: Solve for x
    x = 13,441,657,406.94/149,009.40
  6. Step 6: Final answer
    x = 90,206.77

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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.