Home / 141,492.33-211,971.09-83,616.90

Finding the Fourth Proportional to 141,492.33, 211,971.09 and 83,616.90

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Solution

The fourth proportional to 141,492.33, 211,971.09 and 83,616.90 is: 125,267.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,492.33 : 211,971.09 = 83,616.90 : x
  2. Step 2: Convert to fraction form
    141,492.33/211,971.09 = 83,616.90/x
  3. Step 3: Cross multiply
    141,492.33x = 211,971.09 × 83,616.90
  4. Step 4: Simplify right side
    141,492.33x = 17,724,365,435.42
  5. Step 5: Solve for x
    x = 17,724,365,435.42/141,492.33
  6. Step 6: Final answer
    x = 125,267.32

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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.