Home / 82,547.35-123,774.54-26,374.30

Finding the Fourth Proportional to 82,547.35, 123,774.54 and 26,374.30

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Solution

The fourth proportional to 82,547.35, 123,774.54 and 26,374.30 is: 39,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,547.35 : 123,774.54 = 26,374.30 : x
  2. Step 2: Convert to fraction form
    82,547.35/123,774.54 = 26,374.30/x
  3. Step 3: Cross multiply
    82,547.35x = 123,774.54 × 26,374.30
  4. Step 4: Simplify right side
    82,547.35x = 3,264,466,850.32
  5. Step 5: Solve for x
    x = 3,264,466,850.32/82,547.35
  6. Step 6: Final answer
    x = 39,546.60

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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.