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Finding the Fourth Proportional to 241,315.60, 333,030.62 and 139,359.70

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Solution

The fourth proportional to 241,315.60, 333,030.62 and 139,359.70 is: 192,325.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,315.60 : 333,030.62 = 139,359.70 : x
  2. Step 2: Convert to fraction form
    241,315.60/333,030.62 = 139,359.70/x
  3. Step 3: Cross multiply
    241,315.60x = 333,030.62 × 139,359.70
  4. Step 4: Simplify right side
    241,315.60x = 46,411,047,294.01
  5. Step 5: Solve for x
    x = 46,411,047,294.01/241,315.60
  6. Step 6: Final answer
    x = 192,325.10

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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.