Home / 61,130.16-91,700.10-26,070.12

Finding the Fourth Proportional to 61,130.16, 91,700.10 and 26,070.12

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Solution

The fourth proportional to 61,130.16, 91,700.10 and 26,070.12 is: 39,107.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,130.16 : 91,700.10 = 26,070.12 : x
  2. Step 2: Convert to fraction form
    61,130.16/91,700.10 = 26,070.12/x
  3. Step 3: Cross multiply
    61,130.16x = 91,700.10 × 26,070.12
  4. Step 4: Simplify right side
    61,130.16x = 2,390,632,611.01
  5. Step 5: Solve for x
    x = 2,390,632,611.01/61,130.16
  6. Step 6: Final answer
    x = 39,107.25

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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.