Home / 166,417.60-249,626.40-148,702.90

Finding the Fourth Proportional to 166,417.60, 249,626.40 and 148,702.90

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Solution

The fourth proportional to 166,417.60, 249,626.40 and 148,702.90 is: 223,054.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,417.60 : 249,626.40 = 148,702.90 : x
  2. Step 2: Convert to fraction form
    166,417.60/249,626.40 = 148,702.90/x
  3. Step 3: Cross multiply
    166,417.60x = 249,626.40 × 148,702.90
  4. Step 4: Simplify right side
    166,417.60x = 37,120,169,596.56
  5. Step 5: Solve for x
    x = 37,120,169,596.56/166,417.60
  6. Step 6: Final answer
    x = 223,054.35

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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.