Home / 89,782.02-123,898.35-48,946.14

Finding the Fourth Proportional to 89,782.02, 123,898.35 and 48,946.14

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Solution

The fourth proportional to 89,782.02, 123,898.35 and 48,946.14 is: 67,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,782.02 : 123,898.35 = 48,946.14 : x
  2. Step 2: Convert to fraction form
    89,782.02/123,898.35 = 48,946.14/x
  3. Step 3: Cross multiply
    89,782.02x = 123,898.35 × 48,946.14
  4. Step 4: Simplify right side
    89,782.02x = 6,064,345,984.87
  5. Step 5: Solve for x
    x = 6,064,345,984.87/89,782.02
  6. Step 6: Final answer
    x = 67,545.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.