Home / 146,565.48-219,699.63-57,881.46

Finding the Fourth Proportional to 146,565.48, 219,699.63 and 57,881.46

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Solution

The fourth proportional to 146,565.48, 219,699.63 and 57,881.46 is: 86,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,565.48 : 219,699.63 = 57,881.46 : x
  2. Step 2: Convert to fraction form
    146,565.48/219,699.63 = 57,881.46/x
  3. Step 3: Cross multiply
    146,565.48x = 219,699.63 × 57,881.46
  4. Step 4: Simplify right side
    146,565.48x = 12,716,535,345.86
  5. Step 5: Solve for x
    x = 12,716,535,345.86/146,565.48
  6. Step 6: Final answer
    x = 86,763.51

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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.