Home / 121,830.63-182,777.12-46,930.67

Finding the Fourth Proportional to 121,830.63, 182,777.12 and 46,930.67

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Solution

The fourth proportional to 121,830.63, 182,777.12 and 46,930.67 is: 70,408.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,830.63 : 182,777.12 = 46,930.67 : x
  2. Step 2: Convert to fraction form
    121,830.63/182,777.12 = 46,930.67/x
  3. Step 3: Cross multiply
    121,830.63x = 182,777.12 × 46,930.67
  4. Step 4: Simplify right side
    121,830.63x = 8,577,851,967.07
  5. Step 5: Solve for x
    x = 8,577,851,967.07/121,830.63
  6. Step 6: Final answer
    x = 70,408.01

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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.