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Finding the Fourth Proportional to 75,570.60, 104,216.63 and 46,894.91

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Solution

The fourth proportional to 75,570.60, 104,216.63 and 46,894.91 is: 64,671.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,570.60 : 104,216.63 = 46,894.91 : x
  2. Step 2: Convert to fraction form
    75,570.60/104,216.63 = 46,894.91/x
  3. Step 3: Cross multiply
    75,570.60x = 104,216.63 × 46,894.91
  4. Step 4: Simplify right side
    75,570.60x = 4,887,229,774.20
  5. Step 5: Solve for x
    x = 4,887,229,774.20/75,570.60
  6. Step 6: Final answer
    x = 64,671.05

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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.