Home / 134,977.93-186,264.50-74,547.27

Finding the Fourth Proportional to 134,977.93, 186,264.50 and 74,547.27

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Solution

The fourth proportional to 134,977.93, 186,264.50 and 74,547.27 is: 102,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,977.93 : 186,264.50 = 74,547.27 : x
  2. Step 2: Convert to fraction form
    134,977.93/186,264.50 = 74,547.27/x
  3. Step 3: Cross multiply
    134,977.93x = 186,264.50 × 74,547.27
  4. Step 4: Simplify right side
    134,977.93x = 13,885,509,600.18
  5. Step 5: Solve for x
    x = 13,885,509,600.18/134,977.93
  6. Step 6: Final answer
    x = 102,872.45

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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.