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Finding the Fourth Proportional to 233,428.48, 350,131.08 and 83,666.32

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Solution

The fourth proportional to 233,428.48, 350,131.08 and 83,666.32 is: 125,495.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,428.48 : 350,131.08 = 83,666.32 : x
  2. Step 2: Convert to fraction form
    233,428.48/350,131.08 = 83,666.32/x
  3. Step 3: Cross multiply
    233,428.48x = 350,131.08 × 83,666.32
  4. Step 4: Simplify right side
    233,428.48x = 29,294,178,981.23
  5. Step 5: Solve for x
    x = 29,294,178,981.23/233,428.48
  6. Step 6: Final answer
    x = 125,495.31

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1.5x scale

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.