Home / 250,931.24-346,294.02-137,762.60

Finding the Fourth Proportional to 250,931.24, 346,294.02 and 137,762.60

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Solution

The fourth proportional to 250,931.24, 346,294.02 and 137,762.60 is: 190,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,931.24 : 346,294.02 = 137,762.60 : x
  2. Step 2: Convert to fraction form
    250,931.24/346,294.02 = 137,762.60/x
  3. Step 3: Cross multiply
    250,931.24x = 346,294.02 × 137,762.60
  4. Step 4: Simplify right side
    250,931.24x = 47,706,364,559.65
  5. Step 5: Solve for x
    x = 47,706,364,559.65/250,931.24
  6. Step 6: Final answer
    x = 190,117.28

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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.