Home / 152,070.48-209,853.52-84,085.73

Finding the Fourth Proportional to 152,070.48, 209,853.52 and 84,085.73

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Solution

The fourth proportional to 152,070.48, 209,853.52 and 84,085.73 is: 116,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,070.48 : 209,853.52 = 84,085.73 : x
  2. Step 2: Convert to fraction form
    152,070.48/209,853.52 = 84,085.73/x
  3. Step 3: Cross multiply
    152,070.48x = 209,853.52 × 84,085.73
  4. Step 4: Simplify right side
    152,070.48x = 17,645,685,949.74
  5. Step 5: Solve for x
    x = 17,645,685,949.74/152,070.48
  6. Step 6: Final answer
    x = 116,036.23

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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.