Home / 56,730.47-78,253.51-34,930.26

Finding the Fourth Proportional to 56,730.47, 78,253.51 and 34,930.26

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Solution

The fourth proportional to 56,730.47, 78,253.51 and 34,930.26 is: 48,182.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,730.47 : 78,253.51 = 34,930.26 : x
  2. Step 2: Convert to fraction form
    56,730.47/78,253.51 = 34,930.26/x
  3. Step 3: Cross multiply
    56,730.47x = 78,253.51 × 34,930.26
  4. Step 4: Simplify right side
    56,730.47x = 2,733,415,102.61
  5. Step 5: Solve for x
    x = 2,733,415,102.61/56,730.47
  6. Step 6: Final answer
    x = 48,182.49

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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.