Home / 99,483.48-149,210.51-36,288.81

Finding the Fourth Proportional to 99,483.48, 149,210.51 and 36,288.81

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Solution

The fourth proportional to 99,483.48, 149,210.51 and 36,288.81 is: 54,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,483.48 : 149,210.51 = 36,288.81 : x
  2. Step 2: Convert to fraction form
    99,483.48/149,210.51 = 36,288.81/x
  3. Step 3: Cross multiply
    99,483.48x = 149,210.51 × 36,288.81
  4. Step 4: Simplify right side
    99,483.48x = 5,414,671,665.95
  5. Step 5: Solve for x
    x = 5,414,671,665.95/99,483.48
  6. Step 6: Final answer
    x = 54,427.85

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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.