Home / 149,765.10-224,516.31-56,336.46

Finding the Fourth Proportional to 149,765.10, 224,516.31 and 56,336.46

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Solution

The fourth proportional to 149,765.10, 224,516.31 and 56,336.46 is: 84,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,765.10 : 224,516.31 = 56,336.46 : x
  2. Step 2: Convert to fraction form
    149,765.10/224,516.31 = 56,336.46/x
  3. Step 3: Cross multiply
    149,765.10x = 224,516.31 × 56,336.46
  4. Step 4: Simplify right side
    149,765.10x = 12,648,454,117.66
  5. Step 5: Solve for x
    x = 12,648,454,117.66/149,765.10
  6. Step 6: Final answer
    x = 84,455.28

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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.