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Finding the Fourth Proportional to 358,365.98, 537,626.73 and 109,041.50

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Solution

The fourth proportional to 358,365.98, 537,626.73 and 109,041.50 is: 163,585.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,365.98 : 537,626.73 = 109,041.50 : x
  2. Step 2: Convert to fraction form
    358,365.98/537,626.73 = 109,041.50/x
  3. Step 3: Cross multiply
    358,365.98x = 537,626.73 × 109,041.50
  4. Step 4: Simplify right side
    358,365.98x = 58,623,625,079.30
  5. Step 5: Solve for x
    x = 58,623,625,079.30/358,365.98
  6. Step 6: Final answer
    x = 163,585.91

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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.