Home / 51,163.36-70,577.12-42,592.72

Finding the Fourth Proportional to 51,163.36, 70,577.12 and 42,592.72

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Solution

The fourth proportional to 51,163.36, 70,577.12 and 42,592.72 is: 58,754.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,163.36 : 70,577.12 = 42,592.72 : x
  2. Step 2: Convert to fraction form
    51,163.36/70,577.12 = 42,592.72/x
  3. Step 3: Cross multiply
    51,163.36x = 70,577.12 × 42,592.72
  4. Step 4: Simplify right side
    51,163.36x = 3,006,071,510.57
  5. Step 5: Solve for x
    x = 3,006,071,510.57/51,163.36
  6. Step 6: Final answer
    x = 58,754.38

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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.