Home / 148,639.89-222,931.80-42,023.00

Finding the Fourth Proportional to 148,639.89, 222,931.80 and 42,023.00

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Solution

The fourth proportional to 148,639.89, 222,931.80 and 42,023.00 is: 63,026.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,639.89 : 222,931.80 = 42,023.00 : x
  2. Step 2: Convert to fraction form
    148,639.89/222,931.80 = 42,023.00/x
  3. Step 3: Cross multiply
    148,639.89x = 222,931.80 × 42,023.00
  4. Step 4: Simplify right side
    148,639.89x = 9,368,262,452.93
  5. Step 5: Solve for x
    x = 9,368,262,452.93/148,639.89
  6. Step 6: Final answer
    x = 63,026.57

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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.