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Finding the Fourth Proportional to 46,019.76, 68,895.72 and 34,381.68

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Solution

The fourth proportional to 46,019.76, 68,895.72 and 34,381.68 is: 51,472.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,019.76 : 68,895.72 = 34,381.68 : x
  2. Step 2: Convert to fraction form
    46,019.76/68,895.72 = 34,381.68/x
  3. Step 3: Cross multiply
    46,019.76x = 68,895.72 × 34,381.68
  4. Step 4: Simplify right side
    46,019.76x = 2,368,750,598.41
  5. Step 5: Solve for x
    x = 2,368,750,598.41/46,019.76
  6. Step 6: Final answer
    x = 51,472.47

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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.