Home / 131,464.84-197,155.50-42,697.84

Finding the Fourth Proportional to 131,464.84, 197,155.50 and 42,697.84

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Solution

The fourth proportional to 131,464.84, 197,155.50 and 42,697.84 is: 64,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,464.84 : 197,155.50 = 42,697.84 : x
  2. Step 2: Convert to fraction form
    131,464.84/197,155.50 = 42,697.84/x
  3. Step 3: Cross multiply
    131,464.84x = 197,155.50 × 42,697.84
  4. Step 4: Simplify right side
    131,464.84x = 8,418,113,994.12
  5. Step 5: Solve for x
    x = 8,418,113,994.12/131,464.84
  6. Step 6: Final answer
    x = 64,033.20

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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.