Home / 166,298.28-249,447.42-61,071.72

Finding the Fourth Proportional to 166,298.28, 249,447.42 and 61,071.72

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Solution

The fourth proportional to 166,298.28, 249,447.42 and 61,071.72 is: 91,607.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,298.28 : 249,447.42 = 61,071.72 : x
  2. Step 2: Convert to fraction form
    166,298.28/249,447.42 = 61,071.72/x
  3. Step 3: Cross multiply
    166,298.28x = 249,447.42 × 61,071.72
  4. Step 4: Simplify right side
    166,298.28x = 15,234,182,988.96
  5. Step 5: Solve for x
    x = 15,234,182,988.96/166,298.28
  6. Step 6: Final answer
    x = 91,607.58

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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.