Home / 144,430.16-216,565.86-44,563.12

Finding the Fourth Proportional to 144,430.16, 216,565.86 and 44,563.12

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Solution

The fourth proportional to 144,430.16, 216,565.86 and 44,563.12 is: 66,820.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,430.16 : 216,565.86 = 44,563.12 : x
  2. Step 2: Convert to fraction form
    144,430.16/216,565.86 = 44,563.12/x
  3. Step 3: Cross multiply
    144,430.16x = 216,565.86 × 44,563.12
  4. Step 4: Simplify right side
    144,430.16x = 9,650,850,407.08
  5. Step 5: Solve for x
    x = 9,650,850,407.08/144,430.16
  6. Step 6: Final answer
    x = 66,820.19

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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.