Home / 236,864.26-326,646.76-155,070.46

Finding the Fourth Proportional to 236,864.26, 326,646.76 and 155,070.46

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Solution

The fourth proportional to 236,864.26, 326,646.76 and 155,070.46 is: 213,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,864.26 : 326,646.76 = 155,070.46 : x
  2. Step 2: Convert to fraction form
    236,864.26/326,646.76 = 155,070.46/x
  3. Step 3: Cross multiply
    236,864.26x = 326,646.76 × 155,070.46
  4. Step 4: Simplify right side
    236,864.26x = 50,653,261,804.71
  5. Step 5: Solve for x
    x = 50,653,261,804.71/236,864.26
  6. Step 6: Final answer
    x = 213,849.33

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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.