Home / 51,110.29-70,520.16-42,964.87

Finding the Fourth Proportional to 51,110.29, 70,520.16 and 42,964.87

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Solution

The fourth proportional to 51,110.29, 70,520.16 and 42,964.87 is: 59,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,110.29 : 70,520.16 = 42,964.87 : x
  2. Step 2: Convert to fraction form
    51,110.29/70,520.16 = 42,964.87/x
  3. Step 3: Cross multiply
    51,110.29x = 70,520.16 × 42,964.87
  4. Step 4: Simplify right side
    51,110.29x = 3,029,889,557.25
  5. Step 5: Solve for x
    x = 3,029,889,557.25/51,110.29
  6. Step 6: Final answer
    x = 59,281.40

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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.