Home / 166,970.85-249,828.12-102,705.45

Finding the Fourth Proportional to 166,970.85, 249,828.12 and 102,705.45

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Solution

The fourth proportional to 166,970.85, 249,828.12 and 102,705.45 is: 153,671.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,970.85 : 249,828.12 = 102,705.45 : x
  2. Step 2: Convert to fraction form
    166,970.85/249,828.12 = 102,705.45/x
  3. Step 3: Cross multiply
    166,970.85x = 249,828.12 × 102,705.45
  4. Step 4: Simplify right side
    166,970.85x = 25,658,709,487.25
  5. Step 5: Solve for x
    x = 25,658,709,487.25/166,970.85
  6. Step 6: Final answer
    x = 153,671.79

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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.