Home / 148,258.32-222,389.36-48,417.72

Finding the Fourth Proportional to 148,258.32, 222,389.36 and 48,417.72

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Solution

The fourth proportional to 148,258.32, 222,389.36 and 48,417.72 is: 72,627.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,258.32 : 222,389.36 = 48,417.72 : x
  2. Step 2: Convert to fraction form
    148,258.32/222,389.36 = 48,417.72/x
  3. Step 3: Cross multiply
    148,258.32x = 222,389.36 × 48,417.72
  4. Step 4: Simplify right side
    148,258.32x = 10,767,585,763.46
  5. Step 5: Solve for x
    x = 10,767,585,763.46/148,258.32
  6. Step 6: Final answer
    x = 72,627.19

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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.