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Finding the Fourth Proportional to 56,369.80, 77,631.78 and 46,852.12

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Solution

The fourth proportional to 56,369.80, 77,631.78 and 46,852.12 is: 64,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,369.80 : 77,631.78 = 46,852.12 : x
  2. Step 2: Convert to fraction form
    56,369.80/77,631.78 = 46,852.12/x
  3. Step 3: Cross multiply
    56,369.80x = 77,631.78 × 46,852.12
  4. Step 4: Simplify right side
    56,369.80x = 3,637,213,472.37
  5. Step 5: Solve for x
    x = 3,637,213,472.37/56,369.80
  6. Step 6: Final answer
    x = 64,524.15

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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.