Home / 54,606.69-81,801.63-42,083.28

Finding the Fourth Proportional to 54,606.69, 81,801.63 and 42,083.28

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Solution

The fourth proportional to 54,606.69, 81,801.63 and 42,083.28 is: 63,041.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,606.69 : 81,801.63 = 42,083.28 : x
  2. Step 2: Convert to fraction form
    54,606.69/81,801.63 = 42,083.28/x
  3. Step 3: Cross multiply
    54,606.69x = 81,801.63 × 42,083.28
  4. Step 4: Simplify right side
    54,606.69x = 3,442,480,899.75
  5. Step 5: Solve for x
    x = 3,442,480,899.75/54,606.69
  6. Step 6: Final answer
    x = 63,041.38

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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.