Home / 105,073.04-144,980.94-62,635.52

Finding the Fourth Proportional to 105,073.04, 144,980.94 and 62,635.52

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Solution

The fourth proportional to 105,073.04, 144,980.94 and 62,635.52 is: 86,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,073.04 : 144,980.94 = 62,635.52 : x
  2. Step 2: Convert to fraction form
    105,073.04/144,980.94 = 62,635.52/x
  3. Step 3: Cross multiply
    105,073.04x = 144,980.94 × 62,635.52
  4. Step 4: Simplify right side
    105,073.04x = 9,080,956,566.99
  5. Step 5: Solve for x
    x = 9,080,956,566.99/105,073.04
  6. Step 6: Final answer
    x = 86,425.18

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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.