Home / 76,967.07-106,232.27-45,146.22

Finding the Fourth Proportional to 76,967.07, 106,232.27 and 45,146.22

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Solution

The fourth proportional to 76,967.07, 106,232.27 and 45,146.22 is: 62,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,967.07 : 106,232.27 = 45,146.22 : x
  2. Step 2: Convert to fraction form
    76,967.07/106,232.27 = 45,146.22/x
  3. Step 3: Cross multiply
    76,967.07x = 106,232.27 × 45,146.22
  4. Step 4: Simplify right side
    76,967.07x = 4,795,985,206.79
  5. Step 5: Solve for x
    x = 4,795,985,206.79/76,967.07
  6. Step 6: Final answer
    x = 62,312.17

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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.