Home / 145,304.70-200,588.67-96,987.30

Finding the Fourth Proportional to 145,304.70, 200,588.67 and 96,987.30

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Solution

The fourth proportional to 145,304.70, 200,588.67 and 96,987.30 is: 133,887.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,304.70 : 200,588.67 = 96,987.30 : x
  2. Step 2: Convert to fraction form
    145,304.70/200,588.67 = 96,987.30/x
  3. Step 3: Cross multiply
    145,304.70x = 200,588.67 × 96,987.30
  4. Step 4: Simplify right side
    145,304.70x = 19,454,553,513.89
  5. Step 5: Solve for x
    x = 19,454,553,513.89/145,304.70
  6. Step 6: Final answer
    x = 133,887.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.