Home / 249,105.02-373,678.52-78,365.93

Finding the Fourth Proportional to 249,105.02, 373,678.52 and 78,365.93

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Solution

The fourth proportional to 249,105.02, 373,678.52 and 78,365.93 is: 117,555.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,105.02 : 373,678.52 = 78,365.93 : x
  2. Step 2: Convert to fraction form
    249,105.02/373,678.52 = 78,365.93/x
  3. Step 3: Cross multiply
    249,105.02x = 373,678.52 × 78,365.93
  4. Step 4: Simplify right side
    249,105.02x = 29,283,662,480.60
  5. Step 5: Solve for x
    x = 29,283,662,480.60/249,105.02
  6. Step 6: Final answer
    x = 117,555.49

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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.