Home / 55,931.63-77,160.11-33,257.70

Finding the Fourth Proportional to 55,931.63, 77,160.11 and 33,257.70

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Solution

The fourth proportional to 55,931.63, 77,160.11 and 33,257.70 is: 45,880.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,931.63 : 77,160.11 = 33,257.70 : x
  2. Step 2: Convert to fraction form
    55,931.63/77,160.11 = 33,257.70/x
  3. Step 3: Cross multiply
    55,931.63x = 77,160.11 × 33,257.70
  4. Step 4: Simplify right side
    55,931.63x = 2,566,167,624.06
  5. Step 5: Solve for x
    x = 2,566,167,624.06/55,931.63
  6. Step 6: Final answer
    x = 45,880.44

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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.