Home / 134,681.62-185,855.04-73,426.50

Finding the Fourth Proportional to 134,681.62, 185,855.04 and 73,426.50

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Solution

The fourth proportional to 134,681.62, 185,855.04 and 73,426.50 is: 101,325.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,681.62 : 185,855.04 = 73,426.50 : x
  2. Step 2: Convert to fraction form
    134,681.62/185,855.04 = 73,426.50/x
  3. Step 3: Cross multiply
    134,681.62x = 185,855.04 × 73,426.50
  4. Step 4: Simplify right side
    134,681.62x = 13,646,685,094.56
  5. Step 5: Solve for x
    x = 13,646,685,094.56/134,681.62
  6. Step 6: Final answer
    x = 101,325.52

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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.