Home / 107,577.10-148,395.81-64,545.45

Finding the Fourth Proportional to 107,577.10, 148,395.81 and 64,545.45

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Solution

The fourth proportional to 107,577.10, 148,395.81 and 64,545.45 is: 89,036.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,577.10 : 148,395.81 = 64,545.45 : x
  2. Step 2: Convert to fraction form
    107,577.10/148,395.81 = 64,545.45/x
  3. Step 3: Cross multiply
    107,577.10x = 148,395.81 × 64,545.45
  4. Step 4: Simplify right side
    107,577.10x = 9,578,274,334.56
  5. Step 5: Solve for x
    x = 9,578,274,334.56/107,577.10
  6. Step 6: Final answer
    x = 89,036.37

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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.