Home / 149,141.96-223,603.58-70,213.13

Finding the Fourth Proportional to 149,141.96, 223,603.58 and 70,213.13

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Solution

The fourth proportional to 149,141.96, 223,603.58 and 70,213.13 is: 105,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,141.96 : 223,603.58 = 70,213.13 : x
  2. Step 2: Convert to fraction form
    149,141.96/223,603.58 = 70,213.13/x
  3. Step 3: Cross multiply
    149,141.96x = 223,603.58 × 70,213.13
  4. Step 4: Simplify right side
    149,141.96x = 15,699,906,288.52
  5. Step 5: Solve for x
    x = 15,699,906,288.52/149,141.96
  6. Step 6: Final answer
    x = 105,268.21

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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.