Home / 255,068.51-352,033.04-147,708.68

Finding the Fourth Proportional to 255,068.51, 352,033.04 and 147,708.68

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Solution

The fourth proportional to 255,068.51, 352,033.04 and 147,708.68 is: 203,860.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,068.51 : 352,033.04 = 147,708.68 : x
  2. Step 2: Convert to fraction form
    255,068.51/352,033.04 = 147,708.68/x
  3. Step 3: Cross multiply
    255,068.51x = 352,033.04 × 147,708.68
  4. Step 4: Simplify right side
    255,068.51x = 51,998,334,916.24
  5. Step 5: Solve for x
    x = 51,998,334,916.24/255,068.51
  6. Step 6: Final answer
    x = 203,860.27

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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.