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Finding the Fourth Proportional to 56,159.64, 77,472.30 and 33,482.64

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Solution

The fourth proportional to 56,159.64, 77,472.30 and 33,482.64 is: 46,189.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,159.64 : 77,472.30 = 33,482.64 : x
  2. Step 2: Convert to fraction form
    56,159.64/77,472.30 = 33,482.64/x
  3. Step 3: Cross multiply
    56,159.64x = 77,472.30 × 33,482.64
  4. Step 4: Simplify right side
    56,159.64x = 2,593,977,130.87
  5. Step 5: Solve for x
    x = 2,593,977,130.87/56,159.64
  6. Step 6: Final answer
    x = 46,189.35

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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.