Home / 83,947.61-115,848.48-46,223.21

Finding the Fourth Proportional to 83,947.61, 115,848.48 and 46,223.21

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Solution

The fourth proportional to 83,947.61, 115,848.48 and 46,223.21 is: 63,788.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,947.61 : 115,848.48 = 46,223.21 : x
  2. Step 2: Convert to fraction form
    83,947.61/115,848.48 = 46,223.21/x
  3. Step 3: Cross multiply
    83,947.61x = 115,848.48 × 46,223.21
  4. Step 4: Simplify right side
    83,947.61x = 5,354,888,039.98
  5. Step 5: Solve for x
    x = 5,354,888,039.98/83,947.61
  6. Step 6: Final answer
    x = 63,788.46

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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.