Home / 92,759.43-128,008.06-52,472.34

Finding the Fourth Proportional to 92,759.43, 128,008.06 and 52,472.34

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Solution

The fourth proportional to 92,759.43, 128,008.06 and 52,472.34 is: 72,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,759.43 : 128,008.06 = 52,472.34 : x
  2. Step 2: Convert to fraction form
    92,759.43/128,008.06 = 52,472.34/x
  3. Step 3: Cross multiply
    92,759.43x = 128,008.06 × 52,472.34
  4. Step 4: Simplify right side
    92,759.43x = 6,716,881,675.84
  5. Step 5: Solve for x
    x = 6,716,881,675.84/92,759.43
  6. Step 6: Final answer
    x = 72,411.85

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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.