Home / 115,707.02-173,582.26-52,531.61

Finding the Fourth Proportional to 115,707.02, 173,582.26 and 52,531.61

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Solution

The fourth proportional to 115,707.02, 173,582.26 and 52,531.61 is: 78,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,707.02 : 173,582.26 = 52,531.61 : x
  2. Step 2: Convert to fraction form
    115,707.02/173,582.26 = 52,531.61/x
  3. Step 3: Cross multiply
    115,707.02x = 173,582.26 × 52,531.61
  4. Step 4: Simplify right side
    115,707.02x = 9,118,554,586.00
  5. Step 5: Solve for x
    x = 9,118,554,586.00/115,707.02
  6. Step 6: Final answer
    x = 78,807.28

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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.