Home / 166,278.30-249,417.45-113,790.30

Finding the Fourth Proportional to 166,278.30, 249,417.45 and 113,790.30

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Solution

The fourth proportional to 166,278.30, 249,417.45 and 113,790.30 is: 170,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,278.30 : 249,417.45 = 113,790.30 : x
  2. Step 2: Convert to fraction form
    166,278.30/249,417.45 = 113,790.30/x
  3. Step 3: Cross multiply
    166,278.30x = 249,417.45 × 113,790.30
  4. Step 4: Simplify right side
    166,278.30x = 28,381,286,460.74
  5. Step 5: Solve for x
    x = 28,381,286,460.74/166,278.30
  6. Step 6: Final answer
    x = 170,685.45

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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.