Home / 88,074.30-121,574.06-52,264.31

Finding the Fourth Proportional to 88,074.30, 121,574.06 and 52,264.31

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Solution

The fourth proportional to 88,074.30, 121,574.06 and 52,264.31 is: 72,143.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,074.30 : 121,574.06 = 52,264.31 : x
  2. Step 2: Convert to fraction form
    88,074.30/121,574.06 = 52,264.31/x
  3. Step 3: Cross multiply
    88,074.30x = 121,574.06 × 52,264.31
  4. Step 4: Simplify right side
    88,074.30x = 6,353,984,370.45
  5. Step 5: Solve for x
    x = 6,353,984,370.45/88,074.30
  6. Step 6: Final answer
    x = 72,143.46

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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.