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Finding the Fourth Proportional to 60,658.70, 90,852.64 and 46,514.54

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Solution

The fourth proportional to 60,658.70, 90,852.64 and 46,514.54 is: 69,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,658.70 : 90,852.64 = 46,514.54 : x
  2. Step 2: Convert to fraction form
    60,658.70/90,852.64 = 46,514.54/x
  3. Step 3: Cross multiply
    60,658.70x = 90,852.64 × 46,514.54
  4. Step 4: Simplify right side
    60,658.70x = 4,225,968,868.23
  5. Step 5: Solve for x
    x = 4,225,968,868.23/60,658.70
  6. Step 6: Final answer
    x = 69,667.98

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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.