Home / 152,382.66-210,280.74-84,395.04

Finding the Fourth Proportional to 152,382.66, 210,280.74 and 84,395.04

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Solution

The fourth proportional to 152,382.66, 210,280.74 and 84,395.04 is: 116,461.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,382.66 : 210,280.74 = 84,395.04 : x
  2. Step 2: Convert to fraction form
    152,382.66/210,280.74 = 84,395.04/x
  3. Step 3: Cross multiply
    152,382.66x = 210,280.74 × 84,395.04
  4. Step 4: Simplify right side
    152,382.66x = 17,746,651,463.53
  5. Step 5: Solve for x
    x = 17,746,651,463.53/152,382.66
  6. Step 6: Final answer
    x = 116,461.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.