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Finding the Fourth Proportional to 175,085.76, 262,625.76 and 50,426.40

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Solution

The fourth proportional to 175,085.76, 262,625.76 and 50,426.40 is: 75,638.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,085.76 : 262,625.76 = 50,426.40 : x
  2. Step 2: Convert to fraction form
    175,085.76/262,625.76 = 50,426.40/x
  3. Step 3: Cross multiply
    175,085.76x = 262,625.76 × 50,426.40
  4. Step 4: Simplify right side
    175,085.76x = 13,243,271,624.06
  5. Step 5: Solve for x
    x = 13,243,271,624.06/175,085.76
  6. Step 6: Final answer
    x = 75,638.77

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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.