Home / 62,152.10-85,740.51-42,015.98

Finding the Fourth Proportional to 62,152.10, 85,740.51 and 42,015.98

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Solution

The fourth proportional to 62,152.10, 85,740.51 and 42,015.98 is: 57,962.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,152.10 : 85,740.51 = 42,015.98 : x
  2. Step 2: Convert to fraction form
    62,152.10/85,740.51 = 42,015.98/x
  3. Step 3: Cross multiply
    62,152.10x = 85,740.51 × 42,015.98
  4. Step 4: Simplify right side
    62,152.10x = 3,602,471,553.35
  5. Step 5: Solve for x
    x = 3,602,471,553.35/62,152.10
  6. Step 6: Final answer
    x = 57,962.19

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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.