Home / 103,482.10-155,259.60-50,856.40

Finding the Fourth Proportional to 103,482.10, 155,259.60 and 50,856.40

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Solution

The fourth proportional to 103,482.10, 155,259.60 and 50,856.40 is: 76,302.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,482.10 : 155,259.60 = 50,856.40 : x
  2. Step 2: Convert to fraction form
    103,482.10/155,259.60 = 50,856.40/x
  3. Step 3: Cross multiply
    103,482.10x = 155,259.60 × 50,856.40
  4. Step 4: Simplify right side
    103,482.10x = 7,895,944,321.44
  5. Step 5: Solve for x
    x = 7,895,944,321.44/103,482.10
  6. Step 6: Final answer
    x = 76,302.51

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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.