Home / 249,312.48-373,858.02-71,778.06

Finding the Fourth Proportional to 249,312.48, 373,858.02 and 71,778.06

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Solution

The fourth proportional to 249,312.48, 373,858.02 and 71,778.06 is: 107,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,312.48 : 373,858.02 = 71,778.06 : x
  2. Step 2: Convert to fraction form
    249,312.48/373,858.02 = 71,778.06/x
  3. Step 3: Cross multiply
    249,312.48x = 373,858.02 × 71,778.06
  4. Step 4: Simplify right side
    249,312.48x = 26,834,803,391.04
  5. Step 5: Solve for x
    x = 26,834,803,391.04/249,312.48
  6. Step 6: Final answer
    x = 107,635.22

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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.