Home / 94,132.84-129,903.68-51,112.40

Finding the Fourth Proportional to 94,132.84, 129,903.68 and 51,112.40

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Solution

The fourth proportional to 94,132.84, 129,903.68 and 51,112.40 is: 70,535.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,132.84 : 129,903.68 = 51,112.40 : x
  2. Step 2: Convert to fraction form
    94,132.84/129,903.68 = 51,112.40/x
  3. Step 3: Cross multiply
    94,132.84x = 129,903.68 × 51,112.40
  4. Step 4: Simplify right side
    94,132.84x = 6,639,688,853.63
  5. Step 5: Solve for x
    x = 6,639,688,853.63/94,132.84
  6. Step 6: Final answer
    x = 70,535.31

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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.