Home / 141,586.76-212,409.30-52,818.86

Finding the Fourth Proportional to 141,586.76, 212,409.30 and 52,818.86

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Solution

The fourth proportional to 141,586.76, 212,409.30 and 52,818.86 is: 79,239.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,586.76 : 212,409.30 = 52,818.86 : x
  2. Step 2: Convert to fraction form
    141,586.76/212,409.30 = 52,818.86/x
  3. Step 3: Cross multiply
    141,586.76x = 212,409.30 × 52,818.86
  4. Step 4: Simplify right side
    141,586.76x = 11,219,217,079.40
  5. Step 5: Solve for x
    x = 11,219,217,079.40/141,586.76
  6. Step 6: Final answer
    x = 79,239.17

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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.