Home / 110,248.98-165,372.84-40,128.30

Finding the Fourth Proportional to 110,248.98, 165,372.84 and 40,128.30

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Solution

The fourth proportional to 110,248.98, 165,372.84 and 40,128.30 is: 60,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,248.98 : 165,372.84 = 40,128.30 : x
  2. Step 2: Convert to fraction form
    110,248.98/165,372.84 = 40,128.30/x
  3. Step 3: Cross multiply
    110,248.98x = 165,372.84 × 40,128.30
  4. Step 4: Simplify right side
    110,248.98x = 6,636,130,935.37
  5. Step 5: Solve for x
    x = 6,636,130,935.37/110,248.98
  6. Step 6: Final answer
    x = 60,192.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.