Home / 103,681.70-155,547.18-33,560.96

Finding the Fourth Proportional to 103,681.70, 155,547.18 and 33,560.96

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Solution

The fourth proportional to 103,681.70, 155,547.18 and 33,560.96 is: 50,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,681.70 : 155,547.18 = 33,560.96 : x
  2. Step 2: Convert to fraction form
    103,681.70/155,547.18 = 33,560.96/x
  3. Step 3: Cross multiply
    103,681.70x = 155,547.18 × 33,560.96
  4. Step 4: Simplify right side
    103,681.70x = 5,220,312,686.09
  5. Step 5: Solve for x
    x = 5,220,312,686.09/103,681.70
  6. Step 6: Final answer
    x = 50,349.41

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1.5x scale

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.