Home / 348,774.28-523,111.50-112,085.80

Finding the Fourth Proportional to 348,774.28, 523,111.50 and 112,085.80

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Solution

The fourth proportional to 348,774.28, 523,111.50 and 112,085.80 is: 168,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,774.28 : 523,111.50 = 112,085.80 : x
  2. Step 2: Convert to fraction form
    348,774.28/523,111.50 = 112,085.80/x
  3. Step 3: Cross multiply
    348,774.28x = 523,111.50 × 112,085.80
  4. Step 4: Simplify right side
    348,774.28x = 58,633,370,966.70
  5. Step 5: Solve for x
    x = 58,633,370,966.70/348,774.28
  6. Step 6: Final answer
    x = 168,112.66

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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.