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Finding the Fourth Proportional to 245,950.05, 368,946.63 and 75,210.30

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Solution

The fourth proportional to 245,950.05, 368,946.63 and 75,210.30 is: 112,822.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,950.05 : 368,946.63 = 75,210.30 : x
  2. Step 2: Convert to fraction form
    245,950.05/368,946.63 = 75,210.30/x
  3. Step 3: Cross multiply
    245,950.05x = 368,946.63 × 75,210.30
  4. Step 4: Simplify right side
    245,950.05x = 27,748,586,726.29
  5. Step 5: Solve for x
    x = 27,748,586,726.29/245,950.05
  6. Step 6: Final answer
    x = 112,822.04

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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.