Home / 190,501.95-285,731.04-50,271.51

Finding the Fourth Proportional to 190,501.95, 285,731.04 and 50,271.51

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Solution

The fourth proportional to 190,501.95, 285,731.04 and 50,271.51 is: 75,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,501.95 : 285,731.04 = 50,271.51 : x
  2. Step 2: Convert to fraction form
    190,501.95/285,731.04 = 50,271.51/x
  3. Step 3: Cross multiply
    190,501.95x = 285,731.04 × 50,271.51
  4. Step 4: Simplify right side
    190,501.95x = 14,364,130,834.67
  5. Step 5: Solve for x
    x = 14,364,130,834.67/190,501.95
  6. Step 6: Final answer
    x = 75,401.49

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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.