Home / 76,492.02-105,597.36-47,827.62

Finding the Fourth Proportional to 76,492.02, 105,597.36 and 47,827.62

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Solution

The fourth proportional to 76,492.02, 105,597.36 and 47,827.62 is: 66,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,492.02 : 105,597.36 = 47,827.62 : x
  2. Step 2: Convert to fraction form
    76,492.02/105,597.36 = 47,827.62/x
  3. Step 3: Cross multiply
    76,492.02x = 105,597.36 × 47,827.62
  4. Step 4: Simplify right side
    76,492.02x = 5,050,470,407.08
  5. Step 5: Solve for x
    x = 5,050,470,407.08/76,492.02
  6. Step 6: Final answer
    x = 66,026.11

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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.