Home / 118,184.13-163,094.58-64,470.33

Finding the Fourth Proportional to 118,184.13, 163,094.58 and 64,470.33

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Solution

The fourth proportional to 118,184.13, 163,094.58 and 64,470.33 is: 88,969.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,184.13 : 163,094.58 = 64,470.33 : x
  2. Step 2: Convert to fraction form
    118,184.13/163,094.58 = 64,470.33/x
  3. Step 3: Cross multiply
    118,184.13x = 163,094.58 × 64,470.33
  4. Step 4: Simplify right side
    118,184.13x = 10,514,761,393.81
  5. Step 5: Solve for x
    x = 10,514,761,393.81/118,184.13
  6. Step 6: Final answer
    x = 88,969.32

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1.5x scale

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.