Home / 77,895.35-116,759.58-55,641.23

Finding the Fourth Proportional to 77,895.35, 116,759.58 and 55,641.23

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Solution

The fourth proportional to 77,895.35, 116,759.58 and 55,641.23 is: 83,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,895.35 : 116,759.58 = 55,641.23 : x
  2. Step 2: Convert to fraction form
    77,895.35/116,759.58 = 55,641.23/x
  3. Step 3: Cross multiply
    77,895.35x = 116,759.58 × 55,641.23
  4. Step 4: Simplify right side
    77,895.35x = 6,496,646,645.48
  5. Step 5: Solve for x
    x = 6,496,646,645.48/77,895.35
  6. Step 6: Final answer
    x = 83,402.24

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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.