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Finding the Fourth Proportional to 243,683.10, 365,526.23 and 159,513.93

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Solution

The fourth proportional to 243,683.10, 365,526.23 and 159,513.93 is: 239,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,683.10 : 365,526.23 = 159,513.93 : x
  2. Step 2: Convert to fraction form
    243,683.10/365,526.23 = 159,513.93/x
  3. Step 3: Cross multiply
    243,683.10x = 365,526.23 × 159,513.93
  4. Step 4: Simplify right side
    243,683.10x = 58,306,524,667.81
  5. Step 5: Solve for x
    x = 58,306,524,667.81/243,683.10
  6. Step 6: Final answer
    x = 239,271.93

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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.