Home / 77,496.37-116,219.77-30,108.13

Finding the Fourth Proportional to 77,496.37, 116,219.77 and 30,108.13

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Solution

The fourth proportional to 77,496.37, 116,219.77 and 30,108.13 is: 45,152.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,496.37 : 116,219.77 = 30,108.13 : x
  2. Step 2: Convert to fraction form
    77,496.37/116,219.77 = 30,108.13/x
  3. Step 3: Cross multiply
    77,496.37x = 116,219.77 × 30,108.13
  4. Step 4: Simplify right side
    77,496.37x = 3,499,159,943.73
  5. Step 5: Solve for x
    x = 3,499,159,943.73/77,496.37
  6. Step 6: Final answer
    x = 45,152.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.