Home / 370,186.29-555,313.32-103,945.01

Finding the Fourth Proportional to 370,186.29, 555,313.32 and 103,945.01

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Solution

The fourth proportional to 370,186.29, 555,313.32 and 103,945.01 is: 155,927.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,186.29 : 555,313.32 = 103,945.01 : x
  2. Step 2: Convert to fraction form
    370,186.29/555,313.32 = 103,945.01/x
  3. Step 3: Cross multiply
    370,186.29x = 555,313.32 × 103,945.01
  4. Step 4: Simplify right side
    370,186.29x = 57,722,045,304.24
  5. Step 5: Solve for x
    x = 57,722,045,304.24/370,186.29
  6. Step 6: Final answer
    x = 155,927.02

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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.