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Finding the Fourth Proportional to 58,762.48, 88,149.98 and 18,767.49

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Solution

The fourth proportional to 58,762.48, 88,149.98 and 18,767.49 is: 28,153.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,762.48 : 88,149.98 = 18,767.49 : x
  2. Step 2: Convert to fraction form
    58,762.48/88,149.98 = 18,767.49/x
  3. Step 3: Cross multiply
    58,762.48x = 88,149.98 × 18,767.49
  4. Step 4: Simplify right side
    58,762.48x = 1,654,353,915.07
  5. Step 5: Solve for x
    x = 1,654,353,915.07/58,762.48
  6. Step 6: Final answer
    x = 28,153.24

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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.