Home / 282,130.09-422,703.03-235,047.62

Finding the Fourth Proportional to 282,130.09, 422,703.03 and 235,047.62

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Solution

The fourth proportional to 282,130.09, 422,703.03 and 235,047.62 is: 352,161.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,130.09 : 422,703.03 = 235,047.62 : x
  2. Step 2: Convert to fraction form
    282,130.09/422,703.03 = 235,047.62/x
  3. Step 3: Cross multiply
    282,130.09x = 422,703.03 × 235,047.62
  4. Step 4: Simplify right side
    282,130.09x = 99,355,343,106.47
  5. Step 5: Solve for x
    x = 99,355,343,106.47/282,130.09
  6. Step 6: Final answer
    x = 352,161.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.