Home / 102,424.32-141,353.98-56,492.96

Finding the Fourth Proportional to 102,424.32, 141,353.98 and 56,492.96

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Solution

The fourth proportional to 102,424.32, 141,353.98 and 56,492.96 is: 77,964.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,424.32 : 141,353.98 = 56,492.96 : x
  2. Step 2: Convert to fraction form
    102,424.32/141,353.98 = 56,492.96/x
  3. Step 3: Cross multiply
    102,424.32x = 141,353.98 × 56,492.96
  4. Step 4: Simplify right side
    102,424.32x = 7,985,504,737.98
  5. Step 5: Solve for x
    x = 7,985,504,737.98/102,424.32
  6. Step 6: Final answer
    x = 77,964.93

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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.