Home / 66,389.95-99,614.35-34,792.50

Finding the Fourth Proportional to 66,389.95, 99,614.35 and 34,792.50

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Solution

The fourth proportional to 66,389.95, 99,614.35 and 34,792.50 is: 52,204.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,389.95 : 99,614.35 = 34,792.50 : x
  2. Step 2: Convert to fraction form
    66,389.95/99,614.35 = 34,792.50/x
  3. Step 3: Cross multiply
    66,389.95x = 99,614.35 × 34,792.50
  4. Step 4: Simplify right side
    66,389.95x = 3,465,831,946.78
  5. Step 5: Solve for x
    x = 3,465,831,946.78/66,389.95
  6. Step 6: Final answer
    x = 52,204.17

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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.