Home / 134,625.18-185,673.69-118,457.58

Finding the Fourth Proportional to 134,625.18, 185,673.69 and 118,457.58

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Solution

The fourth proportional to 134,625.18, 185,673.69 and 118,457.58 is: 163,375.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,625.18 : 185,673.69 = 118,457.58 : x
  2. Step 2: Convert to fraction form
    134,625.18/185,673.69 = 118,457.58/x
  3. Step 3: Cross multiply
    134,625.18x = 185,673.69 × 118,457.58
  4. Step 4: Simplify right side
    134,625.18x = 21,994,455,987.07
  5. Step 5: Solve for x
    x = 21,994,455,987.07/134,625.18
  6. Step 6: Final answer
    x = 163,375.50

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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.