Home / 134,295.02-185,293.58-86,490.84

Finding the Fourth Proportional to 134,295.02, 185,293.58 and 86,490.84

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Solution

The fourth proportional to 134,295.02, 185,293.58 and 86,490.84 is: 119,335.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,295.02 : 185,293.58 = 86,490.84 : x
  2. Step 2: Convert to fraction form
    134,295.02/185,293.58 = 86,490.84/x
  3. Step 3: Cross multiply
    134,295.02x = 185,293.58 × 86,490.84
  4. Step 4: Simplify right side
    134,295.02x = 16,026,196,948.35
  5. Step 5: Solve for x
    x = 16,026,196,948.35/134,295.02
  6. Step 6: Final answer
    x = 119,335.75

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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.