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Finding the Fourth Proportional to 64,000.34, 88,320.53 and 35,706.04

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Solution

The fourth proportional to 64,000.34, 88,320.53 and 35,706.04 is: 49,274.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,000.34 : 88,320.53 = 35,706.04 : x
  2. Step 2: Convert to fraction form
    64,000.34/88,320.53 = 35,706.04/x
  3. Step 3: Cross multiply
    64,000.34x = 88,320.53 × 35,706.04
  4. Step 4: Simplify right side
    64,000.34x = 3,153,576,377.00
  5. Step 5: Solve for x
    x = 3,153,576,377.00/64,000.34
  6. Step 6: Final answer
    x = 49,274.37

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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.