Home / 190,363.10-285,545.30-48,208.32

Finding the Fourth Proportional to 190,363.10, 285,545.30 and 48,208.32

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Solution

The fourth proportional to 190,363.10, 285,545.30 and 48,208.32 is: 72,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,363.10 : 285,545.30 = 48,208.32 : x
  2. Step 2: Convert to fraction form
    190,363.10/285,545.30 = 48,208.32/x
  3. Step 3: Cross multiply
    190,363.10x = 285,545.30 × 48,208.32
  4. Step 4: Simplify right side
    190,363.10x = 13,765,658,955.85
  5. Step 5: Solve for x
    x = 13,765,658,955.85/190,363.10
  6. Step 6: Final answer
    x = 72,312.65

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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.