Home / 77,669.93-116,503.72-34,945.19

Finding the Fourth Proportional to 77,669.93, 116,503.72 and 34,945.19

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Solution

The fourth proportional to 77,669.93, 116,503.72 and 34,945.19 is: 52,417.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,669.93 : 116,503.72 = 34,945.19 : x
  2. Step 2: Convert to fraction form
    77,669.93/116,503.72 = 34,945.19/x
  3. Step 3: Cross multiply
    77,669.93x = 116,503.72 × 34,945.19
  4. Step 4: Simplify right side
    77,669.93x = 4,071,243,961.23
  5. Step 5: Solve for x
    x = 4,071,243,961.23/77,669.93
  6. Step 6: Final answer
    x = 52,417.25

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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.