Home / 112,967,742.54-169,374,255.05-57,528,262.41

Finding the Fourth Proportional to 112,967,742.54, 169,374,255.05 and 57,528,262.41

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Solution

The fourth proportional to 112,967,742.54, 169,374,255.05 and 57,528,262.41 is: 86,252,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,967,742.54 : 169,374,255.05 = 57,528,262.41 : x
  2. Step 2: Convert to fraction form
    112,967,742.54/169,374,255.05 = 57,528,262.41/x
  3. Step 3: Cross multiply
    112,967,742.54x = 169,374,255.05 × 57,528,262.41
  4. Step 4: Simplify right side
    112,967,742.54x = 9,743,806,589,727,024
  5. Step 5: Solve for x
    x = 9,743,806,589,727,024/112,967,742.54
  6. Step 6: Final answer
    x = 86,252,999.05

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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.