Home / 249,136.74-373,482.90-91,328.36

Finding the Fourth Proportional to 249,136.74, 373,482.90 and 91,328.36

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Solution

The fourth proportional to 249,136.74, 373,482.90 and 91,328.36 is: 136,911.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,136.74 : 373,482.90 = 91,328.36 : x
  2. Step 2: Convert to fraction form
    249,136.74/373,482.90 = 91,328.36/x
  3. Step 3: Cross multiply
    249,136.74x = 373,482.90 × 91,328.36
  4. Step 4: Simplify right side
    249,136.74x = 34,109,578,877.63
  5. Step 5: Solve for x
    x = 34,109,578,877.63/249,136.74
  6. Step 6: Final answer
    x = 136,911.07

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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.