Home / 101,707.23-152,617.37-45,545.07

Finding the Fourth Proportional to 101,707.23, 152,617.37 and 45,545.07

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Solution

The fourth proportional to 101,707.23, 152,617.37 and 45,545.07 is: 68,342.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,707.23 : 152,617.37 = 45,545.07 : x
  2. Step 2: Convert to fraction form
    101,707.23/152,617.37 = 45,545.07/x
  3. Step 3: Cross multiply
    101,707.23x = 152,617.37 × 45,545.07
  4. Step 4: Simplify right side
    101,707.23x = 6,950,968,572.14
  5. Step 5: Solve for x
    x = 6,950,968,572.14/101,707.23
  6. Step 6: Final answer
    x = 68,342.91

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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.