Home / 102,292.04-141,152.96-56,968.50

Finding the Fourth Proportional to 102,292.04, 141,152.96 and 56,968.50

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Solution

The fourth proportional to 102,292.04, 141,152.96 and 56,968.50 is: 78,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,292.04 : 141,152.96 = 56,968.50 : x
  2. Step 2: Convert to fraction form
    102,292.04/141,152.96 = 56,968.50/x
  3. Step 3: Cross multiply
    102,292.04x = 141,152.96 × 56,968.50
  4. Step 4: Simplify right side
    102,292.04x = 8,041,272,401.76
  5. Step 5: Solve for x
    x = 8,041,272,401.76/102,292.04
  6. Step 6: Final answer
    x = 78,610.93

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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.