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Finding the Fourth Proportional to 56,573.61, 78,062.91 and 32,695.68

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Solution

The fourth proportional to 56,573.61, 78,062.91 and 32,695.68 is: 45,115.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,573.61 : 78,062.91 = 32,695.68 : x
  2. Step 2: Convert to fraction form
    56,573.61/78,062.91 = 32,695.68/x
  3. Step 3: Cross multiply
    56,573.61x = 78,062.91 × 32,695.68
  4. Step 4: Simplify right side
    56,573.61x = 2,552,319,925.23
  5. Step 5: Solve for x
    x = 2,552,319,925.23/56,573.61
  6. Step 6: Final answer
    x = 45,115.03

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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.