Home / 71,053.12-106,557.47-23,657.14

Finding the Fourth Proportional to 71,053.12, 106,557.47 and 23,657.14

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Solution

The fourth proportional to 71,053.12, 106,557.47 and 23,657.14 is: 35,478.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,053.12 : 106,557.47 = 23,657.14 : x
  2. Step 2: Convert to fraction form
    71,053.12/106,557.47 = 23,657.14/x
  3. Step 3: Cross multiply
    71,053.12x = 106,557.47 × 23,657.14
  4. Step 4: Simplify right side
    71,053.12x = 2,520,844,985.84
  5. Step 5: Solve for x
    x = 2,520,844,985.84/71,053.12
  6. Step 6: Final answer
    x = 35,478.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.