Home / 142,304.81-213,425.77-41,080.86

Finding the Fourth Proportional to 142,304.81, 213,425.77 and 41,080.86

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Solution

The fourth proportional to 142,304.81, 213,425.77 and 41,080.86 is: 61,612.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,304.81 : 213,425.77 = 41,080.86 : x
  2. Step 2: Convert to fraction form
    142,304.81/213,425.77 = 41,080.86/x
  3. Step 3: Cross multiply
    142,304.81x = 213,425.77 × 41,080.86
  4. Step 4: Simplify right side
    142,304.81x = 8,767,714,075.06
  5. Step 5: Solve for x
    x = 8,767,714,075.06/142,304.81
  6. Step 6: Final answer
    x = 61,612.21

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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.