Home / 88,054.16-121,514.76-47,767.76

Finding the Fourth Proportional to 88,054.16, 121,514.76 and 47,767.76

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Solution

The fourth proportional to 88,054.16, 121,514.76 and 47,767.76 is: 65,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,054.16 : 121,514.76 = 47,767.76 : x
  2. Step 2: Convert to fraction form
    88,054.16/121,514.76 = 47,767.76/x
  3. Step 3: Cross multiply
    88,054.16x = 121,514.76 × 47,767.76
  4. Step 4: Simplify right side
    88,054.16x = 5,804,487,892.14
  5. Step 5: Solve for x
    x = 5,804,487,892.14/88,054.16
  6. Step 6: Final answer
    x = 65,919.52

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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.