Home / 141,920.16-212,818.44-40,695.87

Finding the Fourth Proportional to 141,920.16, 212,818.44 and 40,695.87

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Solution

The fourth proportional to 141,920.16, 212,818.44 and 40,695.87 is: 61,026.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,920.16 : 212,818.44 = 40,695.87 : x
  2. Step 2: Convert to fraction form
    141,920.16/212,818.44 = 40,695.87/x
  3. Step 3: Cross multiply
    141,920.16x = 212,818.44 × 40,695.87
  4. Step 4: Simplify right side
    141,920.16x = 8,660,831,567.84
  5. Step 5: Solve for x
    x = 8,660,831,567.84/141,920.16
  6. Step 6: Final answer
    x = 61,026.08

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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.