Home / 93,490.61-129,017.51-51,049.14

Finding the Fourth Proportional to 93,490.61, 129,017.51 and 51,049.14

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Solution

The fourth proportional to 93,490.61, 129,017.51 and 51,049.14 is: 70,448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,490.61 : 129,017.51 = 51,049.14 : x
  2. Step 2: Convert to fraction form
    93,490.61/129,017.51 = 51,049.14/x
  3. Step 3: Cross multiply
    93,490.61x = 129,017.51 × 51,049.14
  4. Step 4: Simplify right side
    93,490.61x = 6,586,232,382.81
  5. Step 5: Solve for x
    x = 6,586,232,382.81/93,490.61
  6. Step 6: Final answer
    x = 70,448.07

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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.