Home / 56,821.23-78,462.86-35,637.03

Finding the Fourth Proportional to 56,821.23, 78,462.86 and 35,637.03

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Solution

The fourth proportional to 56,821.23, 78,462.86 and 35,637.03 is: 49,210.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,821.23 : 78,462.86 = 35,637.03 : x
  2. Step 2: Convert to fraction form
    56,821.23/78,462.86 = 35,637.03/x
  3. Step 3: Cross multiply
    56,821.23x = 78,462.86 × 35,637.03
  4. Step 4: Simplify right side
    56,821.23x = 2,796,183,295.71
  5. Step 5: Solve for x
    x = 2,796,183,295.71/56,821.23
  6. Step 6: Final answer
    x = 49,210.19

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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.