Home / 107,075.32-147,757.75-59,325.82

Finding the Fourth Proportional to 107,075.32, 147,757.75 and 59,325.82

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Solution

The fourth proportional to 107,075.32, 147,757.75 and 59,325.82 is: 81,866.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,075.32 : 147,757.75 = 59,325.82 : x
  2. Step 2: Convert to fraction form
    107,075.32/147,757.75 = 59,325.82/x
  3. Step 3: Cross multiply
    107,075.32x = 147,757.75 × 59,325.82
  4. Step 4: Simplify right side
    107,075.32x = 8,765,849,680.11
  5. Step 5: Solve for x
    x = 8,765,849,680.11/107,075.32
  6. Step 6: Final answer
    x = 81,866.20

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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.