Home / 236,268.04-326,045.04-128,839.24

Finding the Fourth Proportional to 236,268.04, 326,045.04 and 128,839.24

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Solution

The fourth proportional to 236,268.04, 326,045.04 and 128,839.24 is: 177,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,268.04 : 326,045.04 = 128,839.24 : x
  2. Step 2: Convert to fraction form
    236,268.04/326,045.04 = 128,839.24/x
  3. Step 3: Cross multiply
    236,268.04x = 326,045.04 × 128,839.24
  4. Step 4: Simplify right side
    236,268.04x = 42,007,395,159.37
  5. Step 5: Solve for x
    x = 42,007,395,159.37/236,268.04
  6. Step 6: Final answer
    x = 177,795.50

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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.