Home / 116,277.21-160,456.93-65,283.66

Finding the Fourth Proportional to 116,277.21, 160,456.93 and 65,283.66

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Solution

The fourth proportional to 116,277.21, 160,456.93 and 65,283.66 is: 90,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,277.21 : 160,456.93 = 65,283.66 : x
  2. Step 2: Convert to fraction form
    116,277.21/160,456.93 = 65,283.66/x
  3. Step 3: Cross multiply
    116,277.21x = 160,456.93 × 65,283.66
  4. Step 4: Simplify right side
    116,277.21x = 10,475,215,662.76
  5. Step 5: Solve for x
    x = 10,475,215,662.76/116,277.21
  6. Step 6: Final answer
    x = 90,088.30

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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.