Home / 249,114.80-373,445.40-91,305.20

Finding the Fourth Proportional to 249,114.80, 373,445.40 and 91,305.20

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Solution

The fourth proportional to 249,114.80, 373,445.40 and 91,305.20 is: 136,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,114.80 : 373,445.40 = 91,305.20 : x
  2. Step 2: Convert to fraction form
    249,114.80/373,445.40 = 91,305.20/x
  3. Step 3: Cross multiply
    249,114.80x = 373,445.40 × 91,305.20
  4. Step 4: Simplify right side
    249,114.80x = 34,097,506,936.08
  5. Step 5: Solve for x
    x = 34,097,506,936.08/249,114.80
  6. Step 6: Final answer
    x = 136,874.67

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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.