Home / 115,482.90-173,224.35-103,673.10

Finding the Fourth Proportional to 115,482.90, 173,224.35 and 103,673.10

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Solution

The fourth proportional to 115,482.90, 173,224.35 and 103,673.10 is: 155,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,482.90 : 173,224.35 = 103,673.10 : x
  2. Step 2: Convert to fraction form
    115,482.90/173,224.35 = 103,673.10/x
  3. Step 3: Cross multiply
    115,482.90x = 173,224.35 × 103,673.10
  4. Step 4: Simplify right side
    115,482.90x = 17,958,705,359.99
  5. Step 5: Solve for x
    x = 17,958,705,359.99/115,482.90
  6. Step 6: Final answer
    x = 155,509.65

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Similar ratio
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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.