Home / 131,362.02-197,070.69-42,608.58

Finding the Fourth Proportional to 131,362.02, 197,070.69 and 42,608.58

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Solution

The fourth proportional to 131,362.02, 197,070.69 and 42,608.58 is: 63,921.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,362.02 : 197,070.69 = 42,608.58 : x
  2. Step 2: Convert to fraction form
    131,362.02/197,070.69 = 42,608.58/x
  3. Step 3: Cross multiply
    131,362.02x = 197,070.69 × 42,608.58
  4. Step 4: Simplify right side
    131,362.02x = 8,396,902,260.52
  5. Step 5: Solve for x
    x = 8,396,902,260.52/131,362.02
  6. Step 6: Final answer
    x = 63,921.84

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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.