Home / 90,095.76-124,326.36-49,802.04

Finding the Fourth Proportional to 90,095.76, 124,326.36 and 49,802.04

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Solution

The fourth proportional to 90,095.76, 124,326.36 and 49,802.04 is: 68,723.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,095.76 : 124,326.36 = 49,802.04 : x
  2. Step 2: Convert to fraction form
    90,095.76/124,326.36 = 49,802.04/x
  3. Step 3: Cross multiply
    90,095.76x = 124,326.36 × 49,802.04
  4. Step 4: Simplify right side
    90,095.76x = 6,191,706,353.77
  5. Step 5: Solve for x
    x = 6,191,706,353.77/90,095.76
  6. Step 6: Final answer
    x = 68,723.62

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1.5x scale

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.