Home / 92,867.29-139,254.15-45,485.93

Finding the Fourth Proportional to 92,867.29, 139,254.15 and 45,485.93

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Solution

The fourth proportional to 92,867.29, 139,254.15 and 45,485.93 is: 68,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,867.29 : 139,254.15 = 45,485.93 : x
  2. Step 2: Convert to fraction form
    92,867.29/139,254.15 = 45,485.93/x
  3. Step 3: Cross multiply
    92,867.29x = 139,254.15 × 45,485.93
  4. Step 4: Simplify right side
    92,867.29x = 6,334,105,037.82
  5. Step 5: Solve for x
    x = 6,334,105,037.82/92,867.29
  6. Step 6: Final answer
    x = 68,205.99

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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.