Home / 81,962.76-113,119.38-46,159.77

Finding the Fourth Proportional to 81,962.76, 113,119.38 and 46,159.77

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Solution

The fourth proportional to 81,962.76, 113,119.38 and 46,159.77 is: 63,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,962.76 : 113,119.38 = 46,159.77 : x
  2. Step 2: Convert to fraction form
    81,962.76/113,119.38 = 46,159.77/x
  3. Step 3: Cross multiply
    81,962.76x = 113,119.38 × 46,159.77
  4. Step 4: Simplify right side
    81,962.76x = 5,221,564,563.34
  5. Step 5: Solve for x
    x = 5,221,564,563.34/81,962.76
  6. Step 6: Final answer
    x = 63,706.55

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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.