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Finding the Fourth Proportional to 360,036.09, 540,048.47 and 93,790.71

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Solution

The fourth proportional to 360,036.09, 540,048.47 and 93,790.71 is: 140,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,036.09 : 540,048.47 = 93,790.71 : x
  2. Step 2: Convert to fraction form
    360,036.09/540,048.47 = 93,790.71/x
  3. Step 3: Cross multiply
    360,036.09x = 540,048.47 × 93,790.71
  4. Step 4: Simplify right side
    360,036.09x = 50,651,528,966.76
  5. Step 5: Solve for x
    x = 50,651,528,966.76/360,036.09
  6. Step 6: Final answer
    x = 140,684.59

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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.