Home / 88,272,613.72-121,814,298.12-51,104,461.24

Finding the Fourth Proportional to 88,272,613.72, 121,814,298.12 and 51,104,461.24

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Solution

The fourth proportional to 88,272,613.72, 121,814,298.12 and 51,104,461.24 is: 70,523,051.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,272,613.72 : 121,814,298.12 = 51,104,461.24 : x
  2. Step 2: Convert to fraction form
    88,272,613.72/121,814,298.12 = 51,104,461.24/x
  3. Step 3: Cross multiply
    88,272,613.72x = 121,814,298.12 × 51,104,461.24
  4. Step 4: Simplify right side
    88,272,613.72x = 6,225,254,076,751,345
  5. Step 5: Solve for x
    x = 6,225,254,076,751,345/88,272,613.72
  6. Step 6: Final answer
    x = 70,523,051.42

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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.