Home / 109,327.51-164,038.92-38,301.10

Finding the Fourth Proportional to 109,327.51, 164,038.92 and 38,301.10

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Solution

The fourth proportional to 109,327.51, 164,038.92 and 38,301.10 is: 57,468.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,327.51 : 164,038.92 = 38,301.10 : x
  2. Step 2: Convert to fraction form
    109,327.51/164,038.92 = 38,301.10/x
  3. Step 3: Cross multiply
    109,327.51x = 164,038.92 × 38,301.10
  4. Step 4: Simplify right side
    109,327.51x = 6,282,871,078.81
  5. Step 5: Solve for x
    x = 6,282,871,078.81/109,327.51
  6. Step 6: Final answer
    x = 57,468.35

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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.