Home / 51,713.15-77,569.73-46,136.30

Finding the Fourth Proportional to 51,713.15, 77,569.73 and 46,136.30

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Solution

The fourth proportional to 51,713.15, 77,569.73 and 46,136.30 is: 69,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,713.15 : 77,569.73 = 46,136.30 : x
  2. Step 2: Convert to fraction form
    51,713.15/77,569.73 = 46,136.30/x
  3. Step 3: Cross multiply
    51,713.15x = 77,569.73 × 46,136.30
  4. Step 4: Simplify right side
    51,713.15x = 3,578,780,103.52
  5. Step 5: Solve for x
    x = 3,578,780,103.52/51,713.15
  6. Step 6: Final answer
    x = 69,204.45

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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.