Home / 56,872.76-78,312.30-44,897.72

Finding the Fourth Proportional to 56,872.76, 78,312.30 and 44,897.72

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Solution

The fourth proportional to 56,872.76, 78,312.30 and 44,897.72 is: 61,822.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,872.76 : 78,312.30 = 44,897.72 : x
  2. Step 2: Convert to fraction form
    56,872.76/78,312.30 = 44,897.72/x
  3. Step 3: Cross multiply
    56,872.76x = 78,312.30 × 44,897.72
  4. Step 4: Simplify right side
    56,872.76x = 3,516,043,717.96
  5. Step 5: Solve for x
    x = 3,516,043,717.96/56,872.76
  6. Step 6: Final answer
    x = 61,822.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.