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Finding the Fourth Proportional to 255,675.47, 383,568.56 and 97,903.92

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Solution

The fourth proportional to 255,675.47, 383,568.56 and 97,903.92 is: 146,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,675.47 : 383,568.56 = 97,903.92 : x
  2. Step 2: Convert to fraction form
    255,675.47/383,568.56 = 97,903.92/x
  3. Step 3: Cross multiply
    255,675.47x = 383,568.56 × 97,903.92
  4. Step 4: Simplify right side
    255,675.47x = 37,552,865,123.24
  5. Step 5: Solve for x
    x = 37,552,865,123.24/255,675.47
  6. Step 6: Final answer
    x = 146,877.08

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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.