Home / 107,092.02-147,790.80-64,642.26

Finding the Fourth Proportional to 107,092.02, 147,790.80 and 64,642.26

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Solution

The fourth proportional to 107,092.02, 147,790.80 and 64,642.26 is: 89,208.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,092.02 : 147,790.80 = 64,642.26 : x
  2. Step 2: Convert to fraction form
    107,092.02/147,790.80 = 64,642.26/x
  3. Step 3: Cross multiply
    107,092.02x = 147,790.80 × 64,642.26
  4. Step 4: Simplify right side
    107,092.02x = 9,553,531,319.21
  5. Step 5: Solve for x
    x = 9,553,531,319.21/107,092.02
  6. Step 6: Final answer
    x = 89,208.62

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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.