Home / 163,559.70-245,339.55-135,566.10

Finding the Fourth Proportional to 163,559.70, 245,339.55 and 135,566.10

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Solution

The fourth proportional to 163,559.70, 245,339.55 and 135,566.10 is: 203,349.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,559.70 : 245,339.55 = 135,566.10 : x
  2. Step 2: Convert to fraction form
    163,559.70/245,339.55 = 135,566.10/x
  3. Step 3: Cross multiply
    163,559.70x = 245,339.55 × 135,566.10
  4. Step 4: Simplify right side
    163,559.70x = 33,259,725,969.26
  5. Step 5: Solve for x
    x = 33,259,725,969.26/163,559.70
  6. Step 6: Final answer
    x = 203,349.15

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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.