Home / 106,356.03-159,323.90-64,111.40

Finding the Fourth Proportional to 106,356.03, 159,323.90 and 64,111.40

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Solution

The fourth proportional to 106,356.03, 159,323.90 and 64,111.40 is: 96,040.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,356.03 : 159,323.90 = 64,111.40 : x
  2. Step 2: Convert to fraction form
    106,356.03/159,323.90 = 64,111.40/x
  3. Step 3: Cross multiply
    106,356.03x = 159,323.90 × 64,111.40
  4. Step 4: Simplify right side
    106,356.03x = 10,214,478,282.46
  5. Step 5: Solve for x
    x = 10,214,478,282.46/106,356.03
  6. Step 6: Final answer
    x = 96,040.42

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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.