Home / 132,210.37-198,394.35-47,977.10

Finding the Fourth Proportional to 132,210.37, 198,394.35 and 47,977.10

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Solution

The fourth proportional to 132,210.37, 198,394.35 and 47,977.10 is: 71,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,210.37 : 198,394.35 = 47,977.10 : x
  2. Step 2: Convert to fraction form
    132,210.37/198,394.35 = 47,977.10/x
  3. Step 3: Cross multiply
    132,210.37x = 198,394.35 × 47,977.10
  4. Step 4: Simplify right side
    132,210.37x = 9,518,385,569.39
  5. Step 5: Solve for x
    x = 9,518,385,569.39/132,210.37
  6. Step 6: Final answer
    x = 71,994.24

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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.