Home / 148,038.81-222,081.51-63,822.90

Finding the Fourth Proportional to 148,038.81, 222,081.51 and 63,822.90

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Solution

The fourth proportional to 148,038.81, 222,081.51 and 63,822.90 is: 95,744.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,038.81 : 222,081.51 = 63,822.90 : x
  2. Step 2: Convert to fraction form
    148,038.81/222,081.51 = 63,822.90/x
  3. Step 3: Cross multiply
    148,038.81x = 222,081.51 × 63,822.90
  4. Step 4: Simplify right side
    148,038.81x = 14,173,886,004.58
  5. Step 5: Solve for x
    x = 14,173,886,004.58/148,038.81
  6. Step 6: Final answer
    x = 95,744.39

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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.