Home / 52,461.80-78,678.94-35,818.76

Finding the Fourth Proportional to 52,461.80, 78,678.94 and 35,818.76

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Solution

The fourth proportional to 52,461.80, 78,678.94 and 35,818.76 is: 53,718.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,461.80 : 78,678.94 = 35,818.76 : x
  2. Step 2: Convert to fraction form
    52,461.80/78,678.94 = 35,818.76/x
  3. Step 3: Cross multiply
    52,461.80x = 78,678.94 × 35,818.76
  4. Step 4: Simplify right side
    52,461.80x = 2,818,182,068.91
  5. Step 5: Solve for x
    x = 2,818,182,068.91/52,461.80
  6. Step 6: Final answer
    x = 53,718.75

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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.