Home / 46,746.90-64,563.21-30,903.30

Finding the Fourth Proportional to 46,746.90, 64,563.21 and 30,903.30

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Solution

The fourth proportional to 46,746.90, 64,563.21 and 30,903.30 is: 42,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,746.90 : 64,563.21 = 30,903.30 : x
  2. Step 2: Convert to fraction form
    46,746.90/64,563.21 = 30,903.30/x
  3. Step 3: Cross multiply
    46,746.90x = 64,563.21 × 30,903.30
  4. Step 4: Simplify right side
    46,746.90x = 1,995,216,247.59
  5. Step 5: Solve for x
    x = 1,995,216,247.59/46,746.90
  6. Step 6: Final answer
    x = 42,681.25

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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.