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Finding the Fourth Proportional to 309,483.67, 464,133.02 and 93,333.35

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Solution

The fourth proportional to 309,483.67, 464,133.02 and 93,333.35 is: 139,972.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,483.67 : 464,133.02 = 93,333.35 : x
  2. Step 2: Convert to fraction form
    309,483.67/464,133.02 = 93,333.35/x
  3. Step 3: Cross multiply
    309,483.67x = 464,133.02 × 93,333.35
  4. Step 4: Simplify right side
    309,483.67x = 43,319,089,602.22
  5. Step 5: Solve for x
    x = 43,319,089,602.22/309,483.67
  6. Step 6: Final answer
    x = 139,972.13

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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.