Home / 106,240.02-159,322.89-31,340.28

Finding the Fourth Proportional to 106,240.02, 159,322.89 and 31,340.28

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Solution

The fourth proportional to 106,240.02, 159,322.89 and 31,340.28 is: 46,999.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,240.02 : 159,322.89 = 31,340.28 : x
  2. Step 2: Convert to fraction form
    106,240.02/159,322.89 = 31,340.28/x
  3. Step 3: Cross multiply
    106,240.02x = 159,322.89 × 31,340.28
  4. Step 4: Simplify right side
    106,240.02x = 4,993,224,462.94
  5. Step 5: Solve for x
    x = 4,993,224,462.94/106,240.02
  6. Step 6: Final answer
    x = 46,999.47

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1.5x scale

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.