Home / 163,061.52-244,313.40-127,509.10

Finding the Fourth Proportional to 163,061.52, 244,313.40 and 127,509.10

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Solution

The fourth proportional to 163,061.52, 244,313.40 and 127,509.10 is: 191,045.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,061.52 : 244,313.40 = 127,509.10 : x
  2. Step 2: Convert to fraction form
    163,061.52/244,313.40 = 127,509.10/x
  3. Step 3: Cross multiply
    163,061.52x = 244,313.40 × 127,509.10
  4. Step 4: Simplify right side
    163,061.52x = 31,152,181,751.94
  5. Step 5: Solve for x
    x = 31,152,181,751.94/163,061.52
  6. Step 6: Final answer
    x = 191,045.57

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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.