Home / 107,051.41-147,732.09-59,307.58

Finding the Fourth Proportional to 107,051.41, 147,732.09 and 59,307.58

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Solution

The fourth proportional to 107,051.41, 147,732.09 and 59,307.58 is: 81,845.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,051.41 : 147,732.09 = 59,307.58 : x
  2. Step 2: Convert to fraction form
    107,051.41/147,732.09 = 59,307.58/x
  3. Step 3: Cross multiply
    107,051.41x = 147,732.09 × 59,307.58
  4. Step 4: Simplify right side
    107,051.41x = 8,761,632,746.24
  5. Step 5: Solve for x
    x = 8,761,632,746.24/107,051.41
  6. Step 6: Final answer
    x = 81,845.09

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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.