Home / 145,916.45-201,330.41-88,554.50

Finding the Fourth Proportional to 145,916.45, 201,330.41 and 88,554.50

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Solution

The fourth proportional to 145,916.45, 201,330.41 and 88,554.50 is: 122,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,916.45 : 201,330.41 = 88,554.50 : x
  2. Step 2: Convert to fraction form
    145,916.45/201,330.41 = 88,554.50/x
  3. Step 3: Cross multiply
    145,916.45x = 201,330.41 × 88,554.50
  4. Step 4: Simplify right side
    145,916.45x = 17,828,713,349.57
  5. Step 5: Solve for x
    x = 17,828,713,349.57/145,916.45
  6. Step 6: Final answer
    x = 122,184.40

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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.