Home / 170,592.48-235,341.51-98,931

Finding the Fourth Proportional to 170,592.48, 235,341.51 and 98,931

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Solution

The fourth proportional to 170,592.48, 235,341.51 and 98,931 is: 136,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,592.48 : 235,341.51 = 98,931 : x
  2. Step 2: Convert to fraction form
    170,592.48/235,341.51 = 98,931/x
  3. Step 3: Cross multiply
    170,592.48x = 235,341.51 × 98,931
  4. Step 4: Simplify right side
    170,592.48x = 23,282,570,925.81
  5. Step 5: Solve for x
    x = 23,282,570,925.81/170,592.48
  6. Step 6: Final answer
    x = 136,480.64

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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.