Home / 71,779.32-98,952.81-50,492.52

Finding the Fourth Proportional to 71,779.32, 98,952.81 and 50,492.52

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Solution

The fourth proportional to 71,779.32, 98,952.81 and 50,492.52 is: 69,607.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,779.32 : 98,952.81 = 50,492.52 : x
  2. Step 2: Convert to fraction form
    71,779.32/98,952.81 = 50,492.52/x
  3. Step 3: Cross multiply
    71,779.32x = 98,952.81 × 50,492.52
  4. Step 4: Simplify right side
    71,779.32x = 4,996,376,737.98
  5. Step 5: Solve for x
    x = 4,996,376,737.98/71,779.32
  6. Step 6: Final answer
    x = 69,607.47

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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.