Home / 45,779.04-63,187.29-42,991.02

Finding the Fourth Proportional to 45,779.04, 63,187.29 and 42,991.02

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Solution

The fourth proportional to 45,779.04, 63,187.29 and 42,991.02 is: 59,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779.04 : 63,187.29 = 42,991.02 : x
  2. Step 2: Convert to fraction form
    45,779.04/63,187.29 = 42,991.02/x
  3. Step 3: Cross multiply
    45,779.04x = 63,187.29 × 42,991.02
  4. Step 4: Simplify right side
    45,779.04x = 2,716,486,048.14
  5. Step 5: Solve for x
    x = 2,716,486,048.14/45,779.04
  6. Step 6: Final answer
    x = 59,339.08

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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.