Home / 145,357.39-200,548.12-84,884.41

Finding the Fourth Proportional to 145,357.39, 200,548.12 and 84,884.41

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Solution

The fourth proportional to 145,357.39, 200,548.12 and 84,884.41 is: 117,114.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,357.39 : 200,548.12 = 84,884.41 : x
  2. Step 2: Convert to fraction form
    145,357.39/200,548.12 = 84,884.41/x
  3. Step 3: Cross multiply
    145,357.39x = 200,548.12 × 84,884.41
  4. Step 4: Simplify right side
    145,357.39x = 17,023,408,842.81
  5. Step 5: Solve for x
    x = 17,023,408,842.81/145,357.39
  6. Step 6: Final answer
    x = 117,114.16

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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.