Home / 58,686.36-87,985.76-35,307.32

Finding the Fourth Proportional to 58,686.36, 87,985.76 and 35,307.32

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Solution

The fourth proportional to 58,686.36, 87,985.76 and 35,307.32 is: 52,934.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,686.36 : 87,985.76 = 35,307.32 : x
  2. Step 2: Convert to fraction form
    58,686.36/87,985.76 = 35,307.32/x
  3. Step 3: Cross multiply
    58,686.36x = 87,985.76 × 35,307.32
  4. Step 4: Simplify right side
    58,686.36x = 3,106,541,383.76
  5. Step 5: Solve for x
    x = 3,106,541,383.76/58,686.36
  6. Step 6: Final answer
    x = 52,934.64

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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.