Home / 93,943.63-129,642.21-51,502.46

Finding the Fourth Proportional to 93,943.63, 129,642.21 and 51,502.46

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Solution

The fourth proportional to 93,943.63, 129,642.21 and 51,502.46 is: 71,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,943.63 : 129,642.21 = 51,502.46 : x
  2. Step 2: Convert to fraction form
    93,943.63/129,642.21 = 51,502.46/x
  3. Step 3: Cross multiply
    93,943.63x = 129,642.21 × 51,502.46
  4. Step 4: Simplify right side
    93,943.63x = 6,676,892,734.84
  5. Step 5: Solve for x
    x = 6,676,892,734.84/93,943.63
  6. Step 6: Final answer
    x = 71,073.40

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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.