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Finding the Fourth Proportional to 102,160.98, 153,240.96 and 26,259.45

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Solution

The fourth proportional to 102,160.98, 153,240.96 and 26,259.45 is: 39,389.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,160.98 : 153,240.96 = 26,259.45 : x
  2. Step 2: Convert to fraction form
    102,160.98/153,240.96 = 26,259.45/x
  3. Step 3: Cross multiply
    102,160.98x = 153,240.96 × 26,259.45
  4. Step 4: Simplify right side
    102,160.98x = 4,024,023,327.07
  5. Step 5: Solve for x
    x = 4,024,023,327.07/102,160.98
  6. Step 6: Final answer
    x = 39,389.04

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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.