Home / 77,905.23-107,531.27-46,085.19

Finding the Fourth Proportional to 77,905.23, 107,531.27 and 46,085.19

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Solution

The fourth proportional to 77,905.23, 107,531.27 and 46,085.19 is: 63,610.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,905.23 : 107,531.27 = 46,085.19 : x
  2. Step 2: Convert to fraction form
    77,905.23/107,531.27 = 46,085.19/x
  3. Step 3: Cross multiply
    77,905.23x = 107,531.27 × 46,085.19
  4. Step 4: Simplify right side
    77,905.23x = 4,955,599,008.89
  5. Step 5: Solve for x
    x = 4,955,599,008.89/77,905.23
  6. Step 6: Final answer
    x = 63,610.61

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1.5x scale

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.