Home / 97,478.94-134,513.43-55,041.66

Finding the Fourth Proportional to 97,478.94, 134,513.43 and 55,041.66

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Solution

The fourth proportional to 97,478.94, 134,513.43 and 55,041.66 is: 75,953.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,478.94 : 134,513.43 = 55,041.66 : x
  2. Step 2: Convert to fraction form
    97,478.94/134,513.43 = 55,041.66/x
  3. Step 3: Cross multiply
    97,478.94x = 134,513.43 × 55,041.66
  4. Step 4: Simplify right side
    97,478.94x = 7,403,842,479.49
  5. Step 5: Solve for x
    x = 7,403,842,479.49/97,478.94
  6. Step 6: Final answer
    x = 75,953.25

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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.