Home / 216,743.18-325,117.15-96,806.23

Finding the Fourth Proportional to 216,743.18, 325,117.15 and 96,806.23

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Solution

The fourth proportional to 216,743.18, 325,117.15 and 96,806.23 is: 145,210.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,743.18 : 325,117.15 = 96,806.23 : x
  2. Step 2: Convert to fraction form
    216,743.18/325,117.15 = 96,806.23/x
  3. Step 3: Cross multiply
    216,743.18x = 325,117.15 × 96,806.23
  4. Step 4: Simplify right side
    216,743.18x = 31,473,364,545.04
  5. Step 5: Solve for x
    x = 31,473,364,545.04/216,743.18
  6. Step 6: Final answer
    x = 145,210.41

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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.