Home / 64,215.85-88,702.58-49,292.91

Finding the Fourth Proportional to 64,215.85, 88,702.58 and 49,292.91

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Solution

The fourth proportional to 64,215.85, 88,702.58 and 49,292.91 is: 68,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,215.85 : 88,702.58 = 49,292.91 : x
  2. Step 2: Convert to fraction form
    64,215.85/88,702.58 = 49,292.91/x
  3. Step 3: Cross multiply
    64,215.85x = 88,702.58 × 49,292.91
  4. Step 4: Simplify right side
    64,215.85x = 4,372,408,292.71
  5. Step 5: Solve for x
    x = 4,372,408,292.71/64,215.85
  6. Step 6: Final answer
    x = 68,089.24

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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.