Home / 88,235.16-121,751.58-52,426.68

Finding the Fourth Proportional to 88,235.16, 121,751.58 and 52,426.68

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Solution

The fourth proportional to 88,235.16, 121,751.58 and 52,426.68 is: 72,341.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,235.16 : 121,751.58 = 52,426.68 : x
  2. Step 2: Convert to fraction form
    88,235.16/121,751.58 = 52,426.68/x
  3. Step 3: Cross multiply
    88,235.16x = 121,751.58 × 52,426.68
  4. Step 4: Simplify right side
    88,235.16x = 6,383,031,124.15
  5. Step 5: Solve for x
    x = 6,383,031,124.15/88,235.16
  6. Step 6: Final answer
    x = 72,341.13

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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.