Home / 110,779.47-152,870.36-63,028.35

Finding the Fourth Proportional to 110,779.47, 152,870.36 and 63,028.35

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Solution

The fourth proportional to 110,779.47, 152,870.36 and 63,028.35 is: 86,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,779.47 : 152,870.36 = 63,028.35 : x
  2. Step 2: Convert to fraction form
    110,779.47/152,870.36 = 63,028.35/x
  3. Step 3: Cross multiply
    110,779.47x = 152,870.36 × 63,028.35
  4. Step 4: Simplify right side
    110,779.47x = 9,635,166,239.56
  5. Step 5: Solve for x
    x = 9,635,166,239.56/110,779.47
  6. Step 6: Final answer
    x = 86,976.10

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1.5x scale

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.