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Finding the Fourth Proportional to 77,017.65, 106,240.02 and 46,369.44

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Solution

The fourth proportional to 77,017.65, 106,240.02 and 46,369.44 is: 63,963.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,017.65 : 106,240.02 = 46,369.44 : x
  2. Step 2: Convert to fraction form
    77,017.65/106,240.02 = 46,369.44/x
  3. Step 3: Cross multiply
    77,017.65x = 106,240.02 × 46,369.44
  4. Step 4: Simplify right side
    77,017.65x = 4,926,290,232.99
  5. Step 5: Solve for x
    x = 4,926,290,232.99/77,017.65
  6. Step 6: Final answer
    x = 63,963.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.