Home / 88,077.91-121,579.04-52,267.92

Finding the Fourth Proportional to 88,077.91, 121,579.04 and 52,267.92

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Solution

The fourth proportional to 88,077.91, 121,579.04 and 52,267.92 is: 72,148.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.91 : 121,579.04 = 52,267.92 : x
  2. Step 2: Convert to fraction form
    88,077.91/121,579.04 = 52,267.92/x
  3. Step 3: Cross multiply
    88,077.91x = 121,579.04 × 52,267.92
  4. Step 4: Simplify right side
    88,077.91x = 6,354,683,471.06
  5. Step 5: Solve for x
    x = 6,354,683,471.06/88,077.91
  6. Step 6: Final answer
    x = 72,148.44

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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.