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Finding the Fourth Proportional to 46,768.70, 70,468.76 and 38,631.03

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Solution

The fourth proportional to 46,768.70, 70,468.76 and 38,631.03 is: 58,207.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,768.70 : 70,468.76 = 38,631.03 : x
  2. Step 2: Convert to fraction form
    46,768.70/70,468.76 = 38,631.03/x
  3. Step 3: Cross multiply
    46,768.70x = 70,468.76 × 38,631.03
  4. Step 4: Simplify right side
    46,768.70x = 2,722,280,588.47
  5. Step 5: Solve for x
    x = 2,722,280,588.47/46,768.70
  6. Step 6: Final answer
    x = 58,207.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.