Home / 52,347.02-78,490.70-35,727.18

Finding the Fourth Proportional to 52,347.02, 78,490.70 and 35,727.18

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Solution

The fourth proportional to 52,347.02, 78,490.70 and 35,727.18 is: 53,570.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,347.02 : 78,490.70 = 35,727.18 : x
  2. Step 2: Convert to fraction form
    52,347.02/78,490.70 = 35,727.18/x
  3. Step 3: Cross multiply
    52,347.02x = 78,490.70 × 35,727.18
  4. Step 4: Simplify right side
    52,347.02x = 2,804,251,367.23
  5. Step 5: Solve for x
    x = 2,804,251,367.23/52,347.02
  6. Step 6: Final answer
    x = 53,570.41

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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.