Home / 93,574.55-129,136.06-51,135.81

Finding the Fourth Proportional to 93,574.55, 129,136.06 and 51,135.81

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Solution

The fourth proportional to 93,574.55, 129,136.06 and 51,135.81 is: 70,569.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,574.55 : 129,136.06 = 51,135.81 : x
  2. Step 2: Convert to fraction form
    93,574.55/129,136.06 = 51,135.81/x
  3. Step 3: Cross multiply
    93,574.55x = 129,136.06 × 51,135.81
  4. Step 4: Simplify right side
    93,574.55x = 6,603,476,772.63
  5. Step 5: Solve for x
    x = 6,603,476,772.63/93,574.55
  6. Step 6: Final answer
    x = 70,569.16

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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.