Home / 187,220.50-258,323.58-110,743.81

Finding the Fourth Proportional to 187,220.50, 258,323.58 and 110,743.81

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Solution

The fourth proportional to 187,220.50, 258,323.58 and 110,743.81 is: 152,802.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,220.50 : 258,323.58 = 110,743.81 : x
  2. Step 2: Convert to fraction form
    187,220.50/258,323.58 = 110,743.81/x
  3. Step 3: Cross multiply
    187,220.50x = 258,323.58 × 110,743.81
  4. Step 4: Simplify right side
    187,220.50x = 28,607,736,816.23
  5. Step 5: Solve for x
    x = 28,607,736,816.23/187,220.50
  6. Step 6: Final answer
    x = 152,802.38

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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.