Home / 75,715.08-104,485.47-43,886.94

Finding the Fourth Proportional to 75,715.08, 104,485.47 and 43,886.94

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Solution

The fourth proportional to 75,715.08, 104,485.47 and 43,886.94 is: 60,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,715.08 : 104,485.47 = 43,886.94 : x
  2. Step 2: Convert to fraction form
    75,715.08/104,485.47 = 43,886.94/x
  3. Step 3: Cross multiply
    75,715.08x = 104,485.47 × 43,886.94
  4. Step 4: Simplify right side
    75,715.08x = 4,585,547,552.76
  5. Step 5: Solve for x
    x = 4,585,547,552.76/75,715.08
  6. Step 6: Final answer
    x = 60,563.20

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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.