Home / 246,411.83-340,051.53-143,070.25

Finding the Fourth Proportional to 246,411.83, 340,051.53 and 143,070.25

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Solution

The fourth proportional to 246,411.83, 340,051.53 and 143,070.25 is: 197,438.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,411.83 : 340,051.53 = 143,070.25 : x
  2. Step 2: Convert to fraction form
    246,411.83/340,051.53 = 143,070.25/x
  3. Step 3: Cross multiply
    246,411.83x = 340,051.53 × 143,070.25
  4. Step 4: Simplify right side
    246,411.83x = 48,651,257,409.98
  5. Step 5: Solve for x
    x = 48,651,257,409.98/246,411.83
  6. Step 6: Final answer
    x = 197,438.81

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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.