Home / 107,239.83-160,755.12-51,064.86

Finding the Fourth Proportional to 107,239.83, 160,755.12 and 51,064.86

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Solution

The fourth proportional to 107,239.83, 160,755.12 and 51,064.86 is: 76,547.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,239.83 : 160,755.12 = 51,064.86 : x
  2. Step 2: Convert to fraction form
    107,239.83/160,755.12 = 51,064.86/x
  3. Step 3: Cross multiply
    107,239.83x = 160,755.12 × 51,064.86
  4. Step 4: Simplify right side
    107,239.83x = 8,208,937,697.08
  5. Step 5: Solve for x
    x = 8,208,937,697.08/107,239.83
  6. Step 6: Final answer
    x = 76,547.47

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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.