Home / 134,522.75-185,641.40-77,966.93

Finding the Fourth Proportional to 134,522.75, 185,641.40 and 77,966.93

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Solution

The fourth proportional to 134,522.75, 185,641.40 and 77,966.93 is: 107,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,522.75 : 185,641.40 = 77,966.93 : x
  2. Step 2: Convert to fraction form
    134,522.75/185,641.40 = 77,966.93/x
  3. Step 3: Cross multiply
    134,522.75x = 185,641.40 × 77,966.93
  4. Step 4: Simplify right side
    134,522.75x = 14,473,890,038.90
  5. Step 5: Solve for x
    x = 14,473,890,038.90/134,522.75
  6. Step 6: Final answer
    x = 107,594.37

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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.