Home / 119,075.16-164,325.60-65,365.14

Finding the Fourth Proportional to 119,075.16, 164,325.60 and 65,365.14

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Solution

The fourth proportional to 119,075.16, 164,325.60 and 65,365.14 is: 90,204.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,075.16 : 164,325.60 = 65,365.14 : x
  2. Step 2: Convert to fraction form
    119,075.16/164,325.60 = 65,365.14/x
  3. Step 3: Cross multiply
    119,075.16x = 164,325.60 × 65,365.14
  4. Step 4: Simplify right side
    119,075.16x = 10,741,165,849.58
  5. Step 5: Solve for x
    x = 10,741,165,849.58/119,075.16
  6. Step 6: Final answer
    x = 90,204.92

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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.