Home / 93,701.07-129,306.20-53,415.50

Finding the Fourth Proportional to 93,701.07, 129,306.20 and 53,415.50

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Solution

The fourth proportional to 93,701.07, 129,306.20 and 53,415.50 is: 73,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,701.07 : 129,306.20 = 53,415.50 : x
  2. Step 2: Convert to fraction form
    93,701.07/129,306.20 = 53,415.50/x
  3. Step 3: Cross multiply
    93,701.07x = 129,306.20 × 53,415.50
  4. Step 4: Simplify right side
    93,701.07x = 6,906,954,412.49
  5. Step 5: Solve for x
    x = 6,906,954,412.49/93,701.07
  6. Step 6: Final answer
    x = 73,712.65

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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.