Home / 148,454.51-222,701.81-43,272.63

Finding the Fourth Proportional to 148,454.51, 222,701.81 and 43,272.63

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Solution

The fourth proportional to 148,454.51, 222,701.81 and 43,272.63 is: 64,914.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,454.51 : 222,701.81 = 43,272.63 : x
  2. Step 2: Convert to fraction form
    148,454.51/222,701.81 = 43,272.63/x
  3. Step 3: Cross multiply
    148,454.51x = 222,701.81 × 43,272.63
  4. Step 4: Simplify right side
    148,454.51x = 9,636,892,808.10
  5. Step 5: Solve for x
    x = 9,636,892,808.10/148,454.51
  6. Step 6: Final answer
    x = 64,914.79

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1.5x scale

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.