Home / 166,434.17-249,436.80-145,000.06

Finding the Fourth Proportional to 166,434.17, 249,436.80 and 145,000.06

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Solution

The fourth proportional to 166,434.17, 249,436.80 and 145,000.06 is: 217,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,434.17 : 249,436.80 = 145,000.06 : x
  2. Step 2: Convert to fraction form
    166,434.17/249,436.80 = 145,000.06/x
  3. Step 3: Cross multiply
    166,434.17x = 249,436.80 × 145,000.06
  4. Step 4: Simplify right side
    166,434.17x = 36,168,350,342.62
  5. Step 5: Solve for x
    x = 36,168,350,342.62/166,434.17
  6. Step 6: Final answer
    x = 217,313.26

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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.