Home / 112,513.46-155,265.80-61,526.52

Finding the Fourth Proportional to 112,513.46, 155,265.80 and 61,526.52

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Solution

The fourth proportional to 112,513.46, 155,265.80 and 61,526.52 is: 84,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,513.46 : 155,265.80 = 61,526.52 : x
  2. Step 2: Convert to fraction form
    112,513.46/155,265.80 = 61,526.52/x
  3. Step 3: Cross multiply
    112,513.46x = 155,265.80 × 61,526.52
  4. Step 4: Simplify right side
    112,513.46x = 9,552,964,041.38
  5. Step 5: Solve for x
    x = 9,552,964,041.38/112,513.46
  6. Step 6: Final answer
    x = 84,905.08

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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.