Home / 101,637.14-140,264.46-61,350.38

Finding the Fourth Proportional to 101,637.14, 140,264.46 and 61,350.38

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Solution

The fourth proportional to 101,637.14, 140,264.46 and 61,350.38 is: 84,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,637.14 : 140,264.46 = 61,350.38 : x
  2. Step 2: Convert to fraction form
    101,637.14/140,264.46 = 61,350.38/x
  3. Step 3: Cross multiply
    101,637.14x = 140,264.46 × 61,350.38
  4. Step 4: Simplify right side
    101,637.14x = 8,605,277,921.49
  5. Step 5: Solve for x
    x = 8,605,277,921.49/101,637.14
  6. Step 6: Final answer
    x = 84,666.67

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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.