Home / 92,337.32-127,435.30-54,128.98

Finding the Fourth Proportional to 92,337.32, 127,435.30 and 54,128.98

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Solution

The fourth proportional to 92,337.32, 127,435.30 and 54,128.98 is: 74,703.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,337.32 : 127,435.30 = 54,128.98 : x
  2. Step 2: Convert to fraction form
    92,337.32/127,435.30 = 54,128.98/x
  3. Step 3: Cross multiply
    92,337.32x = 127,435.30 × 54,128.98
  4. Step 4: Simplify right side
    92,337.32x = 6,897,942,804.99
  5. Step 5: Solve for x
    x = 6,897,942,804.99/92,337.32
  6. Step 6: Final answer
    x = 74,703.74

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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.