Home / 134,823.19-186,123.36-83,852.35

Finding the Fourth Proportional to 134,823.19, 186,123.36 and 83,852.35

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Solution

The fourth proportional to 134,823.19, 186,123.36 and 83,852.35 is: 115,758.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,823.19 : 186,123.36 = 83,852.35 : x
  2. Step 2: Convert to fraction form
    134,823.19/186,123.36 = 83,852.35/x
  3. Step 3: Cross multiply
    134,823.19x = 186,123.36 × 83,852.35
  4. Step 4: Simplify right side
    134,823.19x = 15,606,880,424.75
  5. Step 5: Solve for x
    x = 15,606,880,424.75/134,823.19
  6. Step 6: Final answer
    x = 115,758.13

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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.