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Finding the Fourth Proportional to 58,002.19, 80,048.64 and 32,512.89

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Solution

The fourth proportional to 58,002.19, 80,048.64 and 32,512.89 is: 44,870.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,002.19 : 80,048.64 = 32,512.89 : x
  2. Step 2: Convert to fraction form
    58,002.19/80,048.64 = 32,512.89/x
  3. Step 3: Cross multiply
    58,002.19x = 80,048.64 × 32,512.89
  4. Step 4: Simplify right side
    58,002.19x = 2,602,612,626.97
  5. Step 5: Solve for x
    x = 2,602,612,626.97/58,002.19
  6. Step 6: Final answer
    x = 44,870.94

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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.