Home / 152,220.80-210,055.02-83,296.28

Finding the Fourth Proportional to 152,220.80, 210,055.02 and 83,296.28

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Solution

The fourth proportional to 152,220.80, 210,055.02 and 83,296.28 is: 114,943.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,220.80 : 210,055.02 = 83,296.28 : x
  2. Step 2: Convert to fraction form
    152,220.80/210,055.02 = 83,296.28/x
  3. Step 3: Cross multiply
    152,220.80x = 210,055.02 × 83,296.28
  4. Step 4: Simplify right side
    152,220.80x = 17,496,801,761.33
  5. Step 5: Solve for x
    x = 17,496,801,761.33/152,220.80
  6. Step 6: Final answer
    x = 114,943.57

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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.