Home / 180,637.32-249,276.16-100,063.08

Finding the Fourth Proportional to 180,637.32, 249,276.16 and 100,063.08

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Solution

The fourth proportional to 180,637.32, 249,276.16 and 100,063.08 is: 138,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,637.32 : 249,276.16 = 100,063.08 : x
  2. Step 2: Convert to fraction form
    180,637.32/249,276.16 = 100,063.08/x
  3. Step 3: Cross multiply
    180,637.32x = 249,276.16 × 100,063.08
  4. Step 4: Simplify right side
    180,637.32x = 24,943,340,090.02
  5. Step 5: Solve for x
    x = 24,943,340,090.02/180,637.32
  6. Step 6: Final answer
    x = 138,085.20

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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.