Home / 82,075.10-113,454.93-73,210.46

Finding the Fourth Proportional to 82,075.10, 113,454.93 and 73,210.46

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Solution

The fourth proportional to 82,075.10, 113,454.93 and 73,210.46 is: 101,201.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,075.10 : 113,454.93 = 73,210.46 : x
  2. Step 2: Convert to fraction form
    82,075.10/113,454.93 = 73,210.46/x
  3. Step 3: Cross multiply
    82,075.10x = 113,454.93 × 73,210.46
  4. Step 4: Simplify right side
    82,075.10x = 8,306,087,614.57
  5. Step 5: Solve for x
    x = 8,306,087,614.57/82,075.10
  6. Step 6: Final answer
    x = 101,201.07

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1.5x scale

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.