Home / 88,328.57-121,853.21-52,498.22

Finding the Fourth Proportional to 88,328.57, 121,853.21 and 52,498.22

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Solution

The fourth proportional to 88,328.57, 121,853.21 and 52,498.22 is: 72,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,328.57 : 121,853.21 = 52,498.22 : x
  2. Step 2: Convert to fraction form
    88,328.57/121,853.21 = 52,498.22/x
  3. Step 3: Cross multiply
    88,328.57x = 121,853.21 × 52,498.22
  4. Step 4: Simplify right side
    88,328.57x = 6,397,075,754.53
  5. Step 5: Solve for x
    x = 6,397,075,754.53/88,328.57
  6. Step 6: Final answer
    x = 72,423.64

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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.