Home / 166,518.72-249,808.89-52,695.19

Finding the Fourth Proportional to 166,518.72, 249,808.89 and 52,695.19

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Solution

The fourth proportional to 166,518.72, 249,808.89 and 52,695.19 is: 79,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,518.72 : 249,808.89 = 52,695.19 : x
  2. Step 2: Convert to fraction form
    166,518.72/249,808.89 = 52,695.19/x
  3. Step 3: Cross multiply
    166,518.72x = 249,808.89 × 52,695.19
  4. Step 4: Simplify right side
    166,518.72x = 13,163,727,432.11
  5. Step 5: Solve for x
    x = 13,163,727,432.11/166,518.72
  6. Step 6: Final answer
    x = 79,052.54

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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.