Home / 246,492.18-340,151.40-139,060.80

Finding the Fourth Proportional to 246,492.18, 340,151.40 and 139,060.80

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Solution

The fourth proportional to 246,492.18, 340,151.40 and 139,060.80 is: 191,899.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,492.18 : 340,151.40 = 139,060.80 : x
  2. Step 2: Convert to fraction form
    246,492.18/340,151.40 = 139,060.80/x
  3. Step 3: Cross multiply
    246,492.18x = 340,151.40 × 139,060.80
  4. Step 4: Simplify right side
    246,492.18x = 47,301,725,805.12
  5. Step 5: Solve for x
    x = 47,301,725,805.12/246,492.18
  6. Step 6: Final answer
    x = 191,899.50

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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.