Home / 166,775.40-249,572.16-147,092.40

Finding the Fourth Proportional to 166,775.40, 249,572.16 and 147,092.40

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Solution

The fourth proportional to 166,775.40, 249,572.16 and 147,092.40 is: 220,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,775.40 : 249,572.16 = 147,092.40 : x
  2. Step 2: Convert to fraction form
    166,775.40/249,572.16 = 147,092.40/x
  3. Step 3: Cross multiply
    166,775.40x = 249,572.16 × 147,092.40
  4. Step 4: Simplify right side
    166,775.40x = 36,710,167,987.58
  5. Step 5: Solve for x
    x = 36,710,167,987.58/166,775.40
  6. Step 6: Final answer
    x = 220,117.40

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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.