Home / 93,713.46-129,328.02-53,420.76

Finding the Fourth Proportional to 93,713.46, 129,328.02 and 53,420.76

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Solution

The fourth proportional to 93,713.46, 129,328.02 and 53,420.76 is: 73,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,713.46 : 129,328.02 = 53,420.76 : x
  2. Step 2: Convert to fraction form
    93,713.46/129,328.02 = 53,420.76/x
  3. Step 3: Cross multiply
    93,713.46x = 129,328.02 × 53,420.76
  4. Step 4: Simplify right side
    93,713.46x = 6,908,801,117.70
  5. Step 5: Solve for x
    x = 6,908,801,117.70/93,713.46
  6. Step 6: Final answer
    x = 73,722.61

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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.