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Finding the Fourth Proportional to 51,073.83, 70,320.83 and 46,344.51

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Solution

The fourth proportional to 51,073.83, 70,320.83 and 46,344.51 is: 63,809.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,073.83 : 70,320.83 = 46,344.51 : x
  2. Step 2: Convert to fraction form
    51,073.83/70,320.83 = 46,344.51/x
  3. Step 3: Cross multiply
    51,073.83x = 70,320.83 × 46,344.51
  4. Step 4: Simplify right side
    51,073.83x = 3,258,984,177.42
  5. Step 5: Solve for x
    x = 3,258,984,177.42/51,073.83
  6. Step 6: Final answer
    x = 63,809.28

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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.