Home / 106,568.24-147,047.40-61,237.45

Finding the Fourth Proportional to 106,568.24, 147,047.40 and 61,237.45

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Solution

The fourth proportional to 106,568.24, 147,047.40 and 61,237.45 is: 84,498.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.24 : 147,047.40 = 61,237.45 : x
  2. Step 2: Convert to fraction form
    106,568.24/147,047.40 = 61,237.45/x
  3. Step 3: Cross multiply
    106,568.24x = 147,047.40 × 61,237.45
  4. Step 4: Simplify right side
    106,568.24x = 9,004,807,069.89
  5. Step 5: Solve for x
    x = 9,004,807,069.89/106,568.24
  6. Step 6: Final answer
    x = 84,498.04

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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.