Home / 144,450.36-216,702.66-65,570.13

Finding the Fourth Proportional to 144,450.36, 216,702.66 and 65,570.13

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Solution

The fourth proportional to 144,450.36, 216,702.66 and 65,570.13 is: 98,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,450.36 : 216,702.66 = 65,570.13 : x
  2. Step 2: Convert to fraction form
    144,450.36/216,702.66 = 65,570.13/x
  3. Step 3: Cross multiply
    144,450.36x = 216,702.66 × 65,570.13
  4. Step 4: Simplify right side
    144,450.36x = 14,209,221,587.55
  5. Step 5: Solve for x
    x = 14,209,221,587.55/144,450.36
  6. Step 6: Final answer
    x = 98,367.51

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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.