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Finding the Fourth Proportional to 105,032.48, 157,548.48 and 45,022.04

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Solution

The fourth proportional to 105,032.48, 157,548.48 and 45,022.04 is: 67,532.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,032.48 : 157,548.48 = 45,022.04 : x
  2. Step 2: Convert to fraction form
    105,032.48/157,548.48 = 45,022.04/x
  3. Step 3: Cross multiply
    105,032.48x = 157,548.48 × 45,022.04
  4. Step 4: Simplify right side
    105,032.48x = 7,093,153,968.50
  5. Step 5: Solve for x
    x = 7,093,153,968.50/105,032.48
  6. Step 6: Final answer
    x = 67,532.96

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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.