Home / 73,415.31-101,320.23-41,155.41

Finding the Fourth Proportional to 73,415.31, 101,320.23 and 41,155.41

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Solution

The fourth proportional to 73,415.31, 101,320.23 and 41,155.41 is: 56,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,415.31 : 101,320.23 = 41,155.41 : x
  2. Step 2: Convert to fraction form
    73,415.31/101,320.23 = 41,155.41/x
  3. Step 3: Cross multiply
    73,415.31x = 101,320.23 × 41,155.41
  4. Step 4: Simplify right side
    73,415.31x = 4,169,875,606.94
  5. Step 5: Solve for x
    x = 4,169,875,606.94/73,415.31
  6. Step 6: Final answer
    x = 56,798.45

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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.