Home / 58,036.09-87,078.76-31,710.08

Finding the Fourth Proportional to 58,036.09, 87,078.76 and 31,710.08

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Solution

The fourth proportional to 58,036.09, 87,078.76 and 31,710.08 is: 47,578.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,036.09 : 87,078.76 = 31,710.08 : x
  2. Step 2: Convert to fraction form
    58,036.09/87,078.76 = 31,710.08/x
  3. Step 3: Cross multiply
    58,036.09x = 87,078.76 × 31,710.08
  4. Step 4: Simplify right side
    58,036.09x = 2,761,273,931.23
  5. Step 5: Solve for x
    x = 2,761,273,931.23/58,036.09
  6. Step 6: Final answer
    x = 47,578.57

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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.