Home / 166,223.34-249,356.46-76,244.32

Finding the Fourth Proportional to 166,223.34, 249,356.46 and 76,244.32

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Solution

The fourth proportional to 166,223.34, 249,356.46 and 76,244.32 is: 114,376.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,223.34 : 249,356.46 = 76,244.32 : x
  2. Step 2: Convert to fraction form
    166,223.34/249,356.46 = 76,244.32/x
  3. Step 3: Cross multiply
    166,223.34x = 249,356.46 × 76,244.32
  4. Step 4: Simplify right side
    166,223.34x = 19,012,013,730.31
  5. Step 5: Solve for x
    x = 19,012,013,730.31/166,223.34
  6. Step 6: Final answer
    x = 114,376.32

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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.