Home / 92,871.32-139,326.27-42,246.26

Finding the Fourth Proportional to 92,871.32, 139,326.27 and 42,246.26

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Solution

The fourth proportional to 92,871.32, 139,326.27 and 42,246.26 is: 63,378.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,871.32 : 139,326.27 = 42,246.26 : x
  2. Step 2: Convert to fraction form
    92,871.32/139,326.27 = 42,246.26/x
  3. Step 3: Cross multiply
    92,871.32x = 139,326.27 × 42,246.26
  4. Step 4: Simplify right side
    92,871.32x = 5,886,013,827.25
  5. Step 5: Solve for x
    x = 5,886,013,827.25/92,871.32
  6. Step 6: Final answer
    x = 63,378.16

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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.