Home / 77,495.95-116,132.91-44,147.16

Finding the Fourth Proportional to 77,495.95, 116,132.91 and 44,147.16

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Solution

The fourth proportional to 77,495.95, 116,132.91 and 44,147.16 is: 66,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,495.95 : 116,132.91 = 44,147.16 : x
  2. Step 2: Convert to fraction form
    77,495.95/116,132.91 = 44,147.16/x
  3. Step 3: Cross multiply
    77,495.95x = 116,132.91 × 44,147.16
  4. Step 4: Simplify right side
    77,495.95x = 5,126,938,159.04
  5. Step 5: Solve for x
    x = 5,126,938,159.04/77,495.95
  6. Step 6: Final answer
    x = 66,157.50

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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.