Home / 56,813.67-78,402.94-34,152.91

Finding the Fourth Proportional to 56,813.67, 78,402.94 and 34,152.91

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Solution

The fourth proportional to 56,813.67, 78,402.94 and 34,152.91 is: 47,131.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,813.67 : 78,402.94 = 34,152.91 : x
  2. Step 2: Convert to fraction form
    56,813.67/78,402.94 = 34,152.91/x
  3. Step 3: Cross multiply
    56,813.67x = 78,402.94 × 34,152.91
  4. Step 4: Simplify right side
    56,813.67x = 2,677,688,272.17
  5. Step 5: Solve for x
    x = 2,677,688,272.17/56,813.67
  6. Step 6: Final answer
    x = 47,131.06

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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.