Home / 68,177.76-94,164.08-45,477.36

Finding the Fourth Proportional to 68,177.76, 94,164.08 and 45,477.36

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Solution

The fourth proportional to 68,177.76, 94,164.08 and 45,477.36 is: 62,811.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,177.76 : 94,164.08 = 45,477.36 : x
  2. Step 2: Convert to fraction form
    68,177.76/94,164.08 = 45,477.36/x
  3. Step 3: Cross multiply
    68,177.76x = 94,164.08 × 45,477.36
  4. Step 4: Simplify right side
    68,177.76x = 4,282,333,765.23
  5. Step 5: Solve for x
    x = 4,282,333,765.23/68,177.76
  6. Step 6: Final answer
    x = 62,811.30

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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.