Home / 77,252.13-106,609.57-47,038.73

Finding the Fourth Proportional to 77,252.13, 106,609.57 and 47,038.73

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Solution

The fourth proportional to 77,252.13, 106,609.57 and 47,038.73 is: 64,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,252.13 : 106,609.57 = 47,038.73 : x
  2. Step 2: Convert to fraction form
    77,252.13/106,609.57 = 47,038.73/x
  3. Step 3: Cross multiply
    77,252.13x = 106,609.57 × 47,038.73
  4. Step 4: Simplify right side
    77,252.13x = 5,014,778,128.00
  5. Step 5: Solve for x
    x = 5,014,778,128.00/77,252.13
  6. Step 6: Final answer
    x = 64,914.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.