Home / 246,445.02-340,085.76-139,011

Finding the Fourth Proportional to 246,445.02, 340,085.76 and 139,011

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Solution

The fourth proportional to 246,445.02, 340,085.76 and 139,011 is: 191,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,445.02 : 340,085.76 = 139,011 : x
  2. Step 2: Convert to fraction form
    246,445.02/340,085.76 = 139,011/x
  3. Step 3: Cross multiply
    246,445.02x = 340,085.76 × 139,011
  4. Step 4: Simplify right side
    246,445.02x = 47,275,661,583.36
  5. Step 5: Solve for x
    x = 47,275,661,583.36/246,445.02
  6. Step 6: Final answer
    x = 191,830.46

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1.5x scale

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.