Home / 92,238.63-138,045.17-56,722.25

Finding the Fourth Proportional to 92,238.63, 138,045.17 and 56,722.25

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Solution

The fourth proportional to 92,238.63, 138,045.17 and 56,722.25 is: 84,891.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,238.63 : 138,045.17 = 56,722.25 : x
  2. Step 2: Convert to fraction form
    92,238.63/138,045.17 = 56,722.25/x
  3. Step 3: Cross multiply
    92,238.63x = 138,045.17 × 56,722.25
  4. Step 4: Simplify right side
    92,238.63x = 7,830,231,670.20
  5. Step 5: Solve for x
    x = 7,830,231,670.20/92,238.63
  6. Step 6: Final answer
    x = 84,891.02

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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.