Home / 149,988.72-224,983.06-103,536.84

Finding the Fourth Proportional to 149,988.72, 224,983.06 and 103,536.84

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Solution

The fourth proportional to 149,988.72, 224,983.06 and 103,536.84 is: 155,305.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,988.72 : 224,983.06 = 103,536.84 : x
  2. Step 2: Convert to fraction form
    149,988.72/224,983.06 = 103,536.84/x
  3. Step 3: Cross multiply
    149,988.72x = 224,983.06 × 103,536.84
  4. Step 4: Simplify right side
    149,988.72x = 23,294,035,085.93
  5. Step 5: Solve for x
    x = 23,294,035,085.93/149,988.72
  6. Step 6: Final answer
    x = 155,305.25

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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.