Home / 249,810.04-344,746.09-136,632.78

Finding the Fourth Proportional to 249,810.04, 344,746.09 and 136,632.78

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Solution

The fourth proportional to 249,810.04, 344,746.09 and 136,632.78 is: 188,557.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,810.04 : 344,746.09 = 136,632.78 : x
  2. Step 2: Convert to fraction form
    249,810.04/344,746.09 = 136,632.78/x
  3. Step 3: Cross multiply
    249,810.04x = 344,746.09 × 136,632.78
  4. Step 4: Simplify right side
    249,810.04x = 47,103,616,670.83
  5. Step 5: Solve for x
    x = 47,103,616,670.83/249,810.04
  6. Step 6: Final answer
    x = 188,557.74

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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.