Home / 334,030.14-501,038.10-81,311.94

Finding the Fourth Proportional to 334,030.14, 501,038.10 and 81,311.94

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Solution

The fourth proportional to 334,030.14, 501,038.10 and 81,311.94 is: 121,966.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,030.14 : 501,038.10 = 81,311.94 : x
  2. Step 2: Convert to fraction form
    334,030.14/501,038.10 = 81,311.94/x
  3. Step 3: Cross multiply
    334,030.14x = 501,038.10 × 81,311.94
  4. Step 4: Simplify right side
    334,030.14x = 40,740,379,924.91
  5. Step 5: Solve for x
    x = 40,740,379,924.91/334,030.14
  6. Step 6: Final answer
    x = 121,966.18

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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.