Home / 92,317.95-138,421.58-42,335.44

Finding the Fourth Proportional to 92,317.95, 138,421.58 and 42,335.44

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Solution

The fourth proportional to 92,317.95, 138,421.58 and 42,335.44 is: 63,477.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,317.95 : 138,421.58 = 42,335.44 : x
  2. Step 2: Convert to fraction form
    92,317.95/138,421.58 = 42,335.44/x
  3. Step 3: Cross multiply
    92,317.95x = 138,421.58 × 42,335.44
  4. Step 4: Simplify right side
    92,317.95x = 5,860,137,937.06
  5. Step 5: Solve for x
    x = 5,860,137,937.06/92,317.95
  6. Step 6: Final answer
    x = 63,477.77

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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.