Home / 243,130.26-364,445.97-93,330.21

Finding the Fourth Proportional to 243,130.26, 364,445.97 and 93,330.21

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Solution

The fourth proportional to 243,130.26, 364,445.97 and 93,330.21 is: 139,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,130.26 : 364,445.97 = 93,330.21 : x
  2. Step 2: Convert to fraction form
    243,130.26/364,445.97 = 93,330.21/x
  3. Step 3: Cross multiply
    243,130.26x = 364,445.97 × 93,330.21
  4. Step 4: Simplify right side
    243,130.26x = 34,013,818,913.75
  5. Step 5: Solve for x
    x = 34,013,818,913.75/243,130.26
  6. Step 6: Final answer
    x = 139,899.57

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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.