Home / 93,715.47-129,330.57-51,274.00

Finding the Fourth Proportional to 93,715.47, 129,330.57 and 51,274.00

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Solution

The fourth proportional to 93,715.47, 129,330.57 and 51,274.00 is: 70,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,715.47 : 129,330.57 = 51,274.00 : x
  2. Step 2: Convert to fraction form
    93,715.47/129,330.57 = 51,274.00/x
  3. Step 3: Cross multiply
    93,715.47x = 129,330.57 × 51,274.00
  4. Step 4: Simplify right side
    93,715.47x = 6,631,294,999.53
  5. Step 5: Solve for x
    x = 6,631,294,999.53/93,715.47
  6. Step 6: Final answer
    x = 70,759.88

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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.