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Finding the Fourth Proportional to 238,293.55, 328,762.87 and 152,302.87

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Solution

The fourth proportional to 238,293.55, 328,762.87 and 152,302.87 is: 210,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,293.55 : 328,762.87 = 152,302.87 : x
  2. Step 2: Convert to fraction form
    238,293.55/328,762.87 = 152,302.87/x
  3. Step 3: Cross multiply
    238,293.55x = 328,762.87 × 152,302.87
  4. Step 4: Simplify right side
    238,293.55x = 50,071,526,245.11
  5. Step 5: Solve for x
    x = 50,071,526,245.11/238,293.55
  6. Step 6: Final answer
    x = 210,125.40

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1.5x scale

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.