Home / 88,058.54-121,520.71-47,772.31

Finding the Fourth Proportional to 88,058.54, 121,520.71 and 47,772.31

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Solution

The fourth proportional to 88,058.54, 121,520.71 and 47,772.31 is: 65,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,058.54 : 121,520.71 = 47,772.31 : x
  2. Step 2: Convert to fraction form
    88,058.54/121,520.71 = 47,772.31/x
  3. Step 3: Cross multiply
    88,058.54x = 121,520.71 × 47,772.31
  4. Step 4: Simplify right side
    88,058.54x = 5,805,324,606.31
  5. Step 5: Solve for x
    x = 5,805,324,606.31/88,058.54
  6. Step 6: Final answer
    x = 65,925.74

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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.