Home / 88,044,148.80-121,501,161.54-48,886,001.28

Finding the Fourth Proportional to 88,044,148.80, 121,501,161.54 and 48,886,001.28

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Solution

The fourth proportional to 88,044,148.80, 121,501,161.54 and 48,886,001.28 is: 67,462,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,044,148.80 : 121,501,161.54 = 48,886,001.28 : x
  2. Step 2: Convert to fraction form
    88,044,148.80/121,501,161.54 = 48,886,001.28/x
  3. Step 3: Cross multiply
    88,044,148.80x = 121,501,161.54 × 48,886,001.28
  4. Step 4: Simplify right side
    88,044,148.80x = 5,939,705,938,565,927
  5. Step 5: Solve for x
    x = 5,939,705,938,565,927/88,044,148.80
  6. Step 6: Final answer
    x = 67,462,812.91

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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.