Home / 153,033.31-211,217.19-104,768.71

Finding the Fourth Proportional to 153,033.31, 211,217.19 and 104,768.71

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Solution

The fourth proportional to 153,033.31, 211,217.19 and 104,768.71 is: 144,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,033.31 : 211,217.19 = 104,768.71 : x
  2. Step 2: Convert to fraction form
    153,033.31/211,217.19 = 104,768.71/x
  3. Step 3: Cross multiply
    153,033.31x = 211,217.19 × 104,768.71
  4. Step 4: Simplify right side
    153,033.31x = 22,128,952,526.12
  5. Step 5: Solve for x
    x = 22,128,952,526.12/153,033.31
  6. Step 6: Final answer
    x = 144,602.19

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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.