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Finding the Fourth Proportional to 58,685.34, 87,984.26 and 35,306.32

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Solution

The fourth proportional to 58,685.34, 87,984.26 and 35,306.32 is: 52,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,685.34 : 87,984.26 = 35,306.32 : x
  2. Step 2: Convert to fraction form
    58,685.34/87,984.26 = 35,306.32/x
  3. Step 3: Cross multiply
    58,685.34x = 87,984.26 × 35,306.32
  4. Step 4: Simplify right side
    58,685.34x = 3,106,400,438.52
  5. Step 5: Solve for x
    x = 3,106,400,438.52/58,685.34
  6. Step 6: Final answer
    x = 52,933.16

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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.