Home / 116,472.32-160,749.06-71,176.40

Finding the Fourth Proportional to 116,472.32, 160,749.06 and 71,176.40

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Solution

The fourth proportional to 116,472.32, 160,749.06 and 71,176.40 is: 98,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,472.32 : 160,749.06 = 71,176.40 : x
  2. Step 2: Convert to fraction form
    116,472.32/160,749.06 = 71,176.40/x
  3. Step 3: Cross multiply
    116,472.32x = 160,749.06 × 71,176.40
  4. Step 4: Simplify right side
    116,472.32x = 11,441,539,394.18
  5. Step 5: Solve for x
    x = 11,441,539,394.18/116,472.32
  6. Step 6: Final answer
    x = 98,233.98

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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.