Home / 92,625.12-138,931.20-53,058.24

Finding the Fourth Proportional to 92,625.12, 138,931.20 and 53,058.24

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Solution

The fourth proportional to 92,625.12, 138,931.20 and 53,058.24 is: 79,583.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,625.12 : 138,931.20 = 53,058.24 : x
  2. Step 2: Convert to fraction form
    92,625.12/138,931.20 = 53,058.24/x
  3. Step 3: Cross multiply
    92,625.12x = 138,931.20 × 53,058.24
  4. Step 4: Simplify right side
    92,625.12x = 7,371,444,953.09
  5. Step 5: Solve for x
    x = 7,371,444,953.09/92,625.12
  6. Step 6: Final answer
    x = 79,583.65

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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.