Home / 77,125.96-106,416.66-46,927

Finding the Fourth Proportional to 77,125.96, 106,416.66 and 46,927

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Solution

The fourth proportional to 77,125.96, 106,416.66 and 46,927 is: 64,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,125.96 : 106,416.66 = 46,927 : x
  2. Step 2: Convert to fraction form
    77,125.96/106,416.66 = 46,927/x
  3. Step 3: Cross multiply
    77,125.96x = 106,416.66 × 46,927
  4. Step 4: Simplify right side
    77,125.96x = 4,993,814,603.82
  5. Step 5: Solve for x
    x = 4,993,814,603.82/77,125.96
  6. Step 6: Final answer
    x = 64,748.82

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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.