Home / 88,426.72-121,993.59-52,603.66

Finding the Fourth Proportional to 88,426.72, 121,993.59 and 52,603.66

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Solution

The fourth proportional to 88,426.72, 121,993.59 and 52,603.66 is: 72,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,426.72 : 121,993.59 = 52,603.66 : x
  2. Step 2: Convert to fraction form
    88,426.72/121,993.59 = 52,603.66/x
  3. Step 3: Cross multiply
    88,426.72x = 121,993.59 × 52,603.66
  4. Step 4: Simplify right side
    88,426.72x = 6,417,309,330.54
  5. Step 5: Solve for x
    x = 6,417,309,330.54/88,426.72
  6. Step 6: Final answer
    x = 72,572.06

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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.