Home / 83,946.51-115,848.05-46,220.85

Finding the Fourth Proportional to 83,946.51, 115,848.05 and 46,220.85

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Solution

The fourth proportional to 83,946.51, 115,848.05 and 46,220.85 is: 63,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,946.51 : 115,848.05 = 46,220.85 : x
  2. Step 2: Convert to fraction form
    83,946.51/115,848.05 = 46,220.85/x
  3. Step 3: Cross multiply
    83,946.51x = 115,848.05 × 46,220.85
  4. Step 4: Simplify right side
    83,946.51x = 5,354,595,110.74
  5. Step 5: Solve for x
    x = 5,354,595,110.74/83,946.51
  6. Step 6: Final answer
    x = 63,785.80

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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.