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Finding the Fourth Proportional to 56,952.54, 78,579.51 and 39,053.10

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Solution

The fourth proportional to 56,952.54, 78,579.51 and 39,053.10 is: 53,883.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,952.54 : 78,579.51 = 39,053.10 : x
  2. Step 2: Convert to fraction form
    56,952.54/78,579.51 = 39,053.10/x
  3. Step 3: Cross multiply
    56,952.54x = 78,579.51 × 39,053.10
  4. Step 4: Simplify right side
    56,952.54x = 3,068,773,461.98
  5. Step 5: Solve for x
    x = 3,068,773,461.98/56,952.54
  6. Step 6: Final answer
    x = 53,883.00

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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.