Home / 89,026.02-133,561.80-62,782.02

Finding the Fourth Proportional to 89,026.02, 133,561.80 and 62,782.02

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Solution

The fourth proportional to 89,026.02, 133,561.80 and 62,782.02 is: 94,189.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,026.02 : 133,561.80 = 62,782.02 : x
  2. Step 2: Convert to fraction form
    89,026.02/133,561.80 = 62,782.02/x
  3. Step 3: Cross multiply
    89,026.02x = 133,561.80 × 62,782.02
  4. Step 4: Simplify right side
    89,026.02x = 8,385,279,598.84
  5. Step 5: Solve for x
    x = 8,385,279,598.84/89,026.02
  6. Step 6: Final answer
    x = 94,189.09

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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.