Home / 134,297.76-185,342.94-73,880.40

Finding the Fourth Proportional to 134,297.76, 185,342.94 and 73,880.40

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Solution

The fourth proportional to 134,297.76, 185,342.94 and 73,880.40 is: 101,961.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,297.76 : 185,342.94 = 73,880.40 : x
  2. Step 2: Convert to fraction form
    134,297.76/185,342.94 = 73,880.40/x
  3. Step 3: Cross multiply
    134,297.76x = 185,342.94 × 73,880.40
  4. Step 4: Simplify right side
    134,297.76x = 13,693,210,544.38
  5. Step 5: Solve for x
    x = 13,693,210,544.38/134,297.76
  6. Step 6: Final answer
    x = 101,961.57

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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.