Home / 77,230.02-106,565.07-43,239.93

Finding the Fourth Proportional to 77,230.02, 106,565.07 and 43,239.93

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Solution

The fourth proportional to 77,230.02, 106,565.07 and 43,239.93 is: 59,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,230.02 : 106,565.07 = 43,239.93 : x
  2. Step 2: Convert to fraction form
    77,230.02/106,565.07 = 43,239.93/x
  3. Step 3: Cross multiply
    77,230.02x = 106,565.07 × 43,239.93
  4. Step 4: Simplify right side
    77,230.02x = 4,607,866,167.25
  5. Step 5: Solve for x
    x = 4,607,866,167.25/77,230.02
  6. Step 6: Final answer
    x = 59,664.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.