Home / 101,475.37-140,092.32-61,199.38

Finding the Fourth Proportional to 101,475.37, 140,092.32 and 61,199.38

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Solution

The fourth proportional to 101,475.37, 140,092.32 and 61,199.38 is: 84,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,475.37 : 140,092.32 = 61,199.38 : x
  2. Step 2: Convert to fraction form
    101,475.37/140,092.32 = 61,199.38/x
  3. Step 3: Cross multiply
    101,475.37x = 140,092.32 × 61,199.38
  4. Step 4: Simplify right side
    101,475.37x = 8,573,563,126.76
  5. Step 5: Solve for x
    x = 8,573,563,126.76/101,475.37
  6. Step 6: Final answer
    x = 84,489.10

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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.