Home / 163,487.64-245,226.60-45,166.08

Finding the Fourth Proportional to 163,487.64, 245,226.60 and 45,166.08

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Solution

The fourth proportional to 163,487.64, 245,226.60 and 45,166.08 is: 67,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,487.64 : 245,226.60 = 45,166.08 : x
  2. Step 2: Convert to fraction form
    163,487.64/245,226.60 = 45,166.08/x
  3. Step 3: Cross multiply
    163,487.64x = 245,226.60 × 45,166.08
  4. Step 4: Simplify right side
    163,487.64x = 11,075,924,233.73
  5. Step 5: Solve for x
    x = 11,075,924,233.73/163,487.64
  6. Step 6: Final answer
    x = 67,747.78

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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.