Home / 110,291.38-152,160.87-64,941.64

Finding the Fourth Proportional to 110,291.38, 152,160.87 and 64,941.64

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Solution

The fourth proportional to 110,291.38, 152,160.87 and 64,941.64 is: 89,595.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,291.38 : 152,160.87 = 64,941.64 : x
  2. Step 2: Convert to fraction form
    110,291.38/152,160.87 = 64,941.64/x
  3. Step 3: Cross multiply
    110,291.38x = 152,160.87 × 64,941.64
  4. Step 4: Simplify right side
    110,291.38x = 9,881,576,441.63
  5. Step 5: Solve for x
    x = 9,881,576,441.63/110,291.38
  6. Step 6: Final answer
    x = 89,595.18

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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.