Home / 260,110.53-358,990.65-152,739.36

Finding the Fourth Proportional to 260,110.53, 358,990.65 and 152,739.36

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Solution

The fourth proportional to 260,110.53, 358,990.65 and 152,739.36 is: 210,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,110.53 : 358,990.65 = 152,739.36 : x
  2. Step 2: Convert to fraction form
    260,110.53/358,990.65 = 152,739.36/x
  3. Step 3: Cross multiply
    260,110.53x = 358,990.65 × 152,739.36
  4. Step 4: Simplify right side
    260,110.53x = 54,832,002,126.98
  5. Step 5: Solve for x
    x = 54,832,002,126.98/260,110.53
  6. Step 6: Final answer
    x = 210,802.70

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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.