Home / 152,945.39-211,058.76-84,966.63

Finding the Fourth Proportional to 152,945.39, 211,058.76 and 84,966.63

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Solution

The fourth proportional to 152,945.39, 211,058.76 and 84,966.63 is: 117,250.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,945.39 : 211,058.76 = 84,966.63 : x
  2. Step 2: Convert to fraction form
    152,945.39/211,058.76 = 84,966.63/x
  3. Step 3: Cross multiply
    152,945.39x = 211,058.76 × 84,966.63
  4. Step 4: Simplify right side
    152,945.39x = 17,932,951,569.18
  5. Step 5: Solve for x
    x = 17,932,951,569.18/152,945.39
  6. Step 6: Final answer
    x = 117,250.68

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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.