Home / 188,484.17-260,109.63-103,601.23

Finding the Fourth Proportional to 188,484.17, 260,109.63 and 103,601.23

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Solution

The fourth proportional to 188,484.17, 260,109.63 and 103,601.23 is: 142,970.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,484.17 : 260,109.63 = 103,601.23 : x
  2. Step 2: Convert to fraction form
    188,484.17/260,109.63 = 103,601.23/x
  3. Step 3: Cross multiply
    188,484.17x = 260,109.63 × 103,601.23
  4. Step 4: Simplify right side
    188,484.17x = 26,947,676,952.57
  5. Step 5: Solve for x
    x = 26,947,676,952.57/188,484.17
  6. Step 6: Final answer
    x = 142,970.51

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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.