Home / 152,895.32-210,988.49-84,916.61

Finding the Fourth Proportional to 152,895.32, 210,988.49 and 84,916.61

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Solution

The fourth proportional to 152,895.32, 210,988.49 and 84,916.61 is: 117,181.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,895.32 : 210,988.49 = 84,916.61 : x
  2. Step 2: Convert to fraction form
    152,895.32/210,988.49 = 84,916.61/x
  3. Step 3: Cross multiply
    152,895.32x = 210,988.49 × 84,916.61
  4. Step 4: Simplify right side
    152,895.32x = 17,916,425,840.29
  5. Step 5: Solve for x
    x = 17,916,425,840.29/152,895.32
  6. Step 6: Final answer
    x = 117,181.00

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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.