Home / 121,577.36-182,389.68-46,692

Finding the Fourth Proportional to 121,577.36, 182,389.68 and 46,692

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Solution

The fourth proportional to 121,577.36, 182,389.68 and 46,692 is: 70,047.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,577.36 : 182,389.68 = 46,692 : x
  2. Step 2: Convert to fraction form
    121,577.36/182,389.68 = 46,692/x
  3. Step 3: Cross multiply
    121,577.36x = 182,389.68 × 46,692
  4. Step 4: Simplify right side
    121,577.36x = 8,516,138,938.56
  5. Step 5: Solve for x
    x = 8,516,138,938.56/121,577.36
  6. Step 6: Final answer
    x = 70,047.08

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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.