Home / 78,803.32-118,254.20-52,526.52

Finding the Fourth Proportional to 78,803.32, 118,254.20 and 52,526.52

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Solution

The fourth proportional to 78,803.32, 118,254.20 and 52,526.52 is: 78,822.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,803.32 : 118,254.20 = 52,526.52 : x
  2. Step 2: Convert to fraction form
    78,803.32/118,254.20 = 52,526.52/x
  3. Step 3: Cross multiply
    78,803.32x = 118,254.20 × 52,526.52
  4. Step 4: Simplify right side
    78,803.32x = 6,211,481,601.38
  5. Step 5: Solve for x
    x = 6,211,481,601.38/78,803.32
  6. Step 6: Final answer
    x = 78,822.59

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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.