Home / 210,048.48-289,860.56-114,557.04

Finding the Fourth Proportional to 210,048.48, 289,860.56 and 114,557.04

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Solution

The fourth proportional to 210,048.48, 289,860.56 and 114,557.04 is: 158,085.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,048.48 : 289,860.56 = 114,557.04 : x
  2. Step 2: Convert to fraction form
    210,048.48/289,860.56 = 114,557.04/x
  3. Step 3: Cross multiply
    210,048.48x = 289,860.56 × 114,557.04
  4. Step 4: Simplify right side
    210,048.48x = 33,205,567,766.34
  5. Step 5: Solve for x
    x = 33,205,567,766.34/210,048.48
  6. Step 6: Final answer
    x = 158,085.26

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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.