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Finding the Fourth Proportional to 96,655.95, 133,377.98 and 56,364.71

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Solution

The fourth proportional to 96,655.95, 133,377.98 and 56,364.71 is: 77,779.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,655.95 : 133,377.98 = 56,364.71 : x
  2. Step 2: Convert to fraction form
    96,655.95/133,377.98 = 56,364.71/x
  3. Step 3: Cross multiply
    96,655.95x = 133,377.98 × 56,364.71
  4. Step 4: Simplify right side
    96,655.95x = 7,517,810,214.37
  5. Step 5: Solve for x
    x = 7,517,810,214.37/96,655.95
  6. Step 6: Final answer
    x = 77,779.07

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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.