Home / 145,864.36-218,665.23-52,348.24

Finding the Fourth Proportional to 145,864.36, 218,665.23 and 52,348.24

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Solution

The fourth proportional to 145,864.36, 218,665.23 and 52,348.24 is: 78,475.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,864.36 : 218,665.23 = 52,348.24 : x
  2. Step 2: Convert to fraction form
    145,864.36/218,665.23 = 52,348.24/x
  3. Step 3: Cross multiply
    145,864.36x = 218,665.23 × 52,348.24
  4. Step 4: Simplify right side
    145,864.36x = 11,446,739,939.70
  5. Step 5: Solve for x
    x = 11,446,739,939.70/145,864.36
  6. Step 6: Final answer
    x = 78,475.24

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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.