Home / 92,259.45-138,363.66-36,088.20

Finding the Fourth Proportional to 92,259.45, 138,363.66 and 36,088.20

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Solution

The fourth proportional to 92,259.45, 138,363.66 and 36,088.20 is: 54,122.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,259.45 : 138,363.66 = 36,088.20 : x
  2. Step 2: Convert to fraction form
    92,259.45/138,363.66 = 36,088.20/x
  3. Step 3: Cross multiply
    92,259.45x = 138,363.66 × 36,088.20
  4. Step 4: Simplify right side
    92,259.45x = 4,993,295,434.81
  5. Step 5: Solve for x
    x = 4,993,295,434.81/92,259.45
  6. Step 6: Final answer
    x = 54,122.32

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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.