Home / 349,090.74-523,647.45-96,390.18

Finding the Fourth Proportional to 349,090.74, 523,647.45 and 96,390.18

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Solution

The fourth proportional to 349,090.74, 523,647.45 and 96,390.18 is: 144,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,090.74 : 523,647.45 = 96,390.18 : x
  2. Step 2: Convert to fraction form
    349,090.74/523,647.45 = 96,390.18/x
  3. Step 3: Cross multiply
    349,090.74x = 523,647.45 × 96,390.18
  4. Step 4: Simplify right side
    349,090.74x = 50,474,471,962.04
  5. Step 5: Solve for x
    x = 50,474,471,962.04/349,090.74
  6. Step 6: Final answer
    x = 144,588.40

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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.