Home / 93,943.16-129,642.62-53,662.24

Finding the Fourth Proportional to 93,943.16, 129,642.62 and 53,662.24

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Solution

The fourth proportional to 93,943.16, 129,642.62 and 53,662.24 is: 74,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,943.16 : 129,642.62 = 53,662.24 : x
  2. Step 2: Convert to fraction form
    93,943.16/129,642.62 = 53,662.24/x
  3. Step 3: Cross multiply
    93,943.16x = 129,642.62 × 53,662.24
  4. Step 4: Simplify right side
    93,943.16x = 6,956,913,388.67
  5. Step 5: Solve for x
    x = 6,956,913,388.67/93,943.16
  6. Step 6: Final answer
    x = 74,054.50

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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.