Home / 93,749.28-129,373.25-51,307.71

Finding the Fourth Proportional to 93,749.28, 129,373.25 and 51,307.71

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Solution

The fourth proportional to 93,749.28, 129,373.25 and 51,307.71 is: 70,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,749.28 : 129,373.25 = 51,307.71 : x
  2. Step 2: Convert to fraction form
    93,749.28/129,373.25 = 51,307.71/x
  3. Step 3: Cross multiply
    93,749.28x = 129,373.25 × 51,307.71
  4. Step 4: Simplify right side
    93,749.28x = 6,637,844,936.22
  5. Step 5: Solve for x
    x = 6,637,844,936.22/93,749.28
  6. Step 6: Final answer
    x = 70,804.22

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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.