Home / 252,598.60-348,588.96-139,421.44

Finding the Fourth Proportional to 252,598.60, 348,588.96 and 139,421.44

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Solution

The fourth proportional to 252,598.60, 348,588.96 and 139,421.44 is: 192,403.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,598.60 : 348,588.96 = 139,421.44 : x
  2. Step 2: Convert to fraction form
    252,598.60/348,588.96 = 139,421.44/x
  3. Step 3: Cross multiply
    252,598.60x = 348,588.96 × 139,421.44
  4. Step 4: Simplify right side
    252,598.60x = 48,600,774,771.30
  5. Step 5: Solve for x
    x = 48,600,774,771.30/252,598.60
  6. Step 6: Final answer
    x = 192,403.18

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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.