Home / 161,674.60-223,099.48-89,074.32

Finding the Fourth Proportional to 161,674.60, 223,099.48 and 89,074.32

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Solution

The fourth proportional to 161,674.60, 223,099.48 and 89,074.32 is: 122,916.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,674.60 : 223,099.48 = 89,074.32 : x
  2. Step 2: Convert to fraction form
    161,674.60/223,099.48 = 89,074.32/x
  3. Step 3: Cross multiply
    161,674.60x = 223,099.48 × 89,074.32
  4. Step 4: Simplify right side
    161,674.60x = 19,872,434,473.35
  5. Step 5: Solve for x
    x = 19,872,434,473.35/161,674.60
  6. Step 6: Final answer
    x = 122,916.24

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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.