Home / 127,975.04-191,948.80-34,490.24

Finding the Fourth Proportional to 127,975.04, 191,948.80 and 34,490.24

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Solution

The fourth proportional to 127,975.04, 191,948.80 and 34,490.24 is: 51,731.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,975.04 : 191,948.80 = 34,490.24 : x
  2. Step 2: Convert to fraction form
    127,975.04/191,948.80 = 34,490.24/x
  3. Step 3: Cross multiply
    127,975.04x = 191,948.80 × 34,490.24
  4. Step 4: Simplify right side
    127,975.04x = 6,620,360,179.71
  5. Step 5: Solve for x
    x = 6,620,360,179.71/127,975.04
  6. Step 6: Final answer
    x = 51,731.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.